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  • 1. A02 Birds Opening; Dutch Attack 1.f4 B07 150 Attack 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.Qd2 A03 A03 1.f4 d5 A06 A06 1.Nf3 d5 A08 A08 1.Nf3 d5 2.g3 c5 A12 A12 1.c4 c6 2.Nf3 d5 3.b3 A14 A14 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 A16 A16 1.c4 Nf6 2.Nc3 A33 A33 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Nc6 A42 A42 1.d4 d6 2.c4 A59 A59 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4 A61 A61 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 A62 A62 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 A63 A63 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O a6 A64 A64 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O a6 10.a4 Nbd7 11.Nd2 A68 A68 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 A69 A69 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O 9.Be2 Re8 A71 A71 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Bg5 A72 A72 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 A73 A73 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O A74 A74 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O a6 A77 A77 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 A78 A78 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 Na6 A79 A79 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 Na6 11.f3 A84 A84 1.d4 f5 2.c4 A87 A87 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 A90 A90 1.d4 f5 2.c4 Nf6 3.g3 e6 A91 A91 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 A92 A92 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 A94 A94 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.b3 c6 A95 A95 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.Nc3 A96 A96 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 A98 A98 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Qe8 8.Qc2 A99 A99 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Qe8 8.b3 B00 Aachen Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 3.exd5 Nb4 A00 Aasum Gambit 1.Nc3 d5 2.e4 dxe4 3.Bc4 Nf6 4.f3 A00 Aasum-Frm Gambit 1.Nc3 Nf6 2.f4 e5 3.fxe5 Ng4 4.Nf3 d6 E20 Abakarov Gambit, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 d5 5.a3 Be7 6.e4 c5 C36 Abbazia Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 d5 4.exd5 Nf6 A06 Abonyi-Tennison Gambit 1.Nf3 d5 2.e4 dxe4 3.Ng5 A52 Abonyi Variation, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 Nxe5 5.f4 Nec6 OCC 296 B20 Abrahams Gambit, Sicilian: Wing Gambit 1.e4 c5 2.b4 cxb4 3.Bb2 D31 Abrahams; Noteboom; Klaus Junge Var, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.a4 Bb4 6.e3 b5 7.Bd2 a5 OCC 136 E70 Accelerated Averbakh Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bg5 B34 Accelerated Dragon; Fianchetto Var; B34 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 D28 Accelerated Fianchetto, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 B06 Accelerated Gurgenidze 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.Nc3 c6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 2. B27 Accelerated Paulsen, Sicilian 1.e4 c5 2.Nf3 Qc7 E24 Accelerated Saemisch Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 B41 Accelerated Wimpy Variation, Sic 1.e4 c5 2.Nf3 e6 3.d4 cxd4 D45 Acclerated Meran, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 a6 B27 Action Extension, Sicilian 1.e4 c5 2.Nf3 g6 3.c4 Bh6 C81 Adam Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Qe2 Be7 10.c4 B90 Adams Attack, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 B00 Adams Defense 1.e4 Nh6 C27 Adams Gambit, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Nc6 6.d4 C27 Adams Gambit, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 C30 Adelaide Gambit, KGD; Adelaide-Wahls Variation 1.e4 e5 2.f4 Nc6 3.Nf3 f5 A52 Adler Variation, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Nf3 E32 Adorjan Gambit, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b5 A10 Adorjan System, English 1.c4 g6 2.e4 e5 D15 Advance System, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 c5 B12 Advance Variation, Caro 1.e4 c6 2.d4 d5 3.e5 C02 Advance Variation, French; C02 1.e4 e6 2.d4 d5 3.e5 B29 Advance Variation, Sicilian 1.e4 c5 2.Nf3 Nf6 3.e5 D34 Advance Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 c4 C02 Advance; Nimzow itsch; Steinitz Var, Fr 1.e4 e6 2.d4 d5 3.e5 Bd7 A53 Aged Gibbon Gambit 1.d4 Nf6 2.c4 d6 3.g4 A13 Agincourt Variation, English 1.c4 e6 2.Nf3 d5 3.g3 Schiller A13 Agincourt; Kurajica Defense, English; A13 1.c4 e6 Schiller A00 Akahi Variation 1.e3 e5 2.Nc3 Nf6 3.f4 exf4 4.Nf3 Chessville C60 Alapin Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bb4 B20 Alapin Formation, Smith-Morra Declined, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 Nf6 C00 Alapin Gambit, French; Alapin-Diemer Gambit (ADG), French 1.e4 e6 2.d4 d5 3.Be3 C60 Alapin Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bb4 4.c3 Ba5 5.Bxc6 dxc6 C68 Alapin Gambit, Ruy Lopez Exchange 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bg4 6.h3 h5 C20 Alapin Opening 1.e4 e5 2.Ne2 C14 Alapin Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Nb5 D08 Alapin Variation, QGD 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.Nbd2 OCC 112 D31 Alapin Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 b6 OCC 117 C73 Alapin Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ bxc6 6.d4 f6 D17 Alapin Variation, Slav; 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 OCC 88 D16 Alapin Variation, Slav; D16 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 OCC 85 C25 Alapin Variation, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 B22 Alapin; Sveshnikov Var, Sicilian; B22 1.e4 c5 2.c3 A80 Alapin; Ulvestad; Manhattan; Kmoch Variation, Dutch 1.d4 f5 2.Qd3 OCC 257 C00 Alapin; Witaker Gambit, French 1.e4 e6 2.d4 d5 3.Be3 C41 Alapin-Blackburne Gambit, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Bg4 4.dxe5 Nd7 C00 Alapin-Diemer Gambit, French 1.e4 e6 2.d4 d5 3.Be3 dxe4 4.f3 C70 Alapins Defense Deferred, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Bb4 D44 Alatortsev System, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5 Nd5 D22 Alatortsev Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.d5 OCC 64 D31 Alatortsev; Petrosian, Charousek Var, QGD 1.d4 d5 2.c4 e6 3.Nc3 Be7 OCC 157 D08 Albin Countergambit; Cavalotti Var, QGD; D08 1.d4 d5 2.c4 e5 OCC 110 D09 Albin Countergambit; Cavalotti Var, QGD; D08 1.d4 d5 2.c4 e5 3.dxe5 e4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 3. C53 Albin Gambit, Giuoco Piano 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.O-O C14 Albin-Chatard Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 Bxg5 7.hxg5 Qxg5 D00 Albin Reversed Countergambit, BDG 1.d4 d5 2.e4 dxe4 3.d5 D00 Albrecht; Karlshruhle Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 g6 D00 Alburt Defense, QP 1.d4 d5 2.Nc3 Bf5 B04 Alburt Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 C15 Alekhine (Maroczy) Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 D06 Alekhine Defense, QGD 1.d4 d5 2.c4 g6 B05 Alekhine Gambit, Alekhine Defense 1.e4 Nf6 2.e5 Nd5 3.Nf3 d6 4.d4 Bg4 5.c4 Nb6 6.Be2 dxe5 7.c5 B05 Alekhine Gambit, Alekhine Defense 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.c4 Nb6 6.Be2 B15 Alekhine Gambit, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Bd3 B15 Alekhine Gambit, Caro-Kann 1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nf6 5.Bd3 C17 Alekhine Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 C15 Alekhine Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 dxe4 5.a3 Bxc3+ 6.Nxc3 f5 7.f3 D51 Alekhine Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.Nf3 h6 6.Bh4 dxc4 C45 Alekhine Gambit, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.e5 C26 Alekhine Gambit, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Bc5 4.b4 B74 Alekhine Line, Sicilian Dragon 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 a5 D28 Alekhine System, Classical Defense, QGA; D28 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 D20 Alekhine System, QGA 1.d4 d5 2.c4 dxc4 3.e4 Nf6 B05 Alekhine Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.c4 E03 Alekhine Variation, Catalan 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 a6 7.Qc2 OCC 358 D06 Alekhine Variation, Chigorin Defense 1.d4 d5 2.c4 Nc6 3.Nf3 Bg4 4.Qa4 D04 Alekhine Variation, Colle 1.d4 d5 2.Nf3 Nf6 3.e3 Bf5 4.Bd3 e6 OCC 228 A86 Alekhine Variation, Dutch 1.d4 f5 2.c4 e6 3.g3 Nf6 4.Bg2 Bb4+ 5.Bd2 Be7 OCC 250 A90 Alekhine Variation, Dutch 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Bb4+ 5.Bd2 Be7 A92 Alekhine Variation, Dutch 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O Ne4 OCC 255 A83 Alekhine Variation, Dutch 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 g6 5.h4 OCC 265 D21 Alekhine Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 a6 D22 Alekhine Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 OCC 63 D67 Alekhine Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.Ne4 OCC 199 D50 Alekhine Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 c6 6.e4 OCC 211 D51 Alekhine Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.Nf3 c6 6.e4 OCC 183 D38 Alekhine Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Qa4 D31 Alekhine Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 Nf6 5.e3 a6 OCC 139 B70 Alekhine Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Nb3 D10 Alekhine Variation, Slav 1.d4 d5 2.c4 c6 3.Nc3 dxc4 4.e4 OCC 79 D15 Alekhine Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e3 OCC 96 D15 Alekhine Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e3 b5 6.a4 b4 C27 Alekhine Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Be7 6.Nf3 Nc6 7.Nxe5 B02 Alekhines Defense; B02 1.e4 Nf6 C68 Alekhine Variation, Ruy Lopez Exchange 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.d4 exd4 6.Qxd4 Qxd4 7.Nxd4 Bd6 B00 Alekseev Variation, Nimzow itsch; Heinola-Deppe Gambit 1.e4 Nc6 2.d4 d5 3.Nc3 e5 A00 Alessi Gambit; Oliveira Gambit, Grob 1.g4 f5 UCO C53 Alexandre Gambit, Giuoco Piano 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 f5 C39 Allgaier; Cotter Cambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 C39 Allgaier Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 h6 6.Nxf7 B27 Althouse; Stiletto Variation, Sicilian 1.e4 c5 2.Nf3 Qa5 ChessvillePRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 4. A00 Alua Variation 1.e3 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 Chessville A00 Amar Gambit 1.Nh3 d5 2.g3 e5 3.f4 Bxh3 4.Bxh3 exf4 A00 Amar; Paris; Drunken Knight; Ammonia Opening 1.Nh3 D00 Amazon Attack 1.d4 d5 2.Qd3 A00 Amazon, Dunst 1.Nc3 d5 2.e4 dxe4 3.Nxe4 Qd5 B45 American Attack, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Ndb5 Bb4 7.Nd6+ A82 American Gambit, Dutch 1.d4 f5 2.e4 fxe4 3.Nd2 A06 Ampel Variation, Reti 1.Nf3 d5 2.Rg1 B72 Amsterdam (Battery) Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.Qd2 A00 Amsterdam Attack 1.e3 e5 2.c4 d6 3.Nc3 Nc6 4.b3 Nf6 Wikipedia B93 Amsterdam Variation, Sicilian; B93 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 D12 Amsterdam Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.cxd5 cxd5 6.Nc3 C14 Anderssen (Richter) Attack, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.Bxf6 C37 Anderssen Counter-Attack, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 Nh6 7.d4 d6 C33 Anderssen Defense, KGA 1.e4 e5 2.f4 exf4 3.Bc4 g5 C33 Anderssen Countergambit, KGA 1.e4 e5 2.f4 exf4 3.Bc4 d5 C39 Anderssen Defense, Kieseritsky Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bd6 C25 Anderssen Defense, Vienna 1.e4 e5 2.Nc3 Bc5 C23 Anderssen Gambit, Bishops Opening 1.e4 e5 2.Bc4 b5 3.Bxb5 c6 C23 Anderssen Gambit, Bishops Opening 1.e4 e5 2.Bc4 b5 C25 Anderssen Gambit, Vienna 1.e4 e5 2.Nc3 f5 A00 Anderssen Opening 1.a3 OCC 1 B01 Anderssen Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 e5 C51 Anderssen Variation, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Be7 C77 Anderssen Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 C65 Anderssen Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 d6 5.Bxc6+ B41 Anderssen; Counterattack Var, Sic 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 C39 Anderssen-Cordel Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bd6 8.d4 Nh5 9.Bxf4 Nxf4 A00 Andersspike 1.a3 g6 2.g4 B20 Andreaschek Gambit, Sicilian 1.e4 c5 2.d4 cxd4 3.Nf3 e5 4.c3 A15 Anglo Indian Defense, English; A15 1.c4 Nf6 OCC 35 A10 Anglo Scandinavian Defense, English 1.c4 d5 Schiller A21 Anglo-Dutch 1.c4 e5 2.Nc3 f5 A10 Anglo-Dutch Defense, English 1.c4 f5 OCC 35 A10 Anglo-Lithuanian Variation, English 1.c4 Nc6 A10 Anglo-Polish Dutch 1.c4 f5 2.b4 A41 Anglo-Slav Opening 1.d4 c6 2.c4 d6 A11 Anglo-Slav Variation, English; A11 1.c4 c6 Schiller A16 Anti-anti-grunfeld 1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.e4 A31 Anti-Benoni Variation, Symmetrical English; A31 1.c4 c5 2.Nf3 Nf6 3.d4 Schiller A80 Anti-Classical Line, Dutch 1.d4 f5 2.Qd3 e6 3.g4 B23 Anti-Dragon Gambit, Sicilian 1.e4 c5 2.f4 Nc6 3.Nf3 g6 4.Nc3 Bg7 5.Bc4 d6 6.O-O Nf6 7.d3 O-O 8.f5 B90 Anti-English, Najdorf Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Ng4 D70 Anti-Grunfeld Variation 1.d4 Nf6 2.c4 g6 3.d5 A80 Anti-Leningrad Gambit, Dutch 1.d4 f5 2.Qd3 g6 3.g4 C88 Anti-Marshall Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.a4 D43 Anti-Meran Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 OCC 153 D44 Anti-Merano Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 5. B06 Anti-Modern 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Bc4 c6 5.Qe2 A80 Anti-Modern, Dutch; Manhattan Gambit 1.d4 f5 2.Qd3 d6 3.g4 D44 Anti-Moscow Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 h6 6.Bh4 D54 Anti-neo-Orthodox Variation, QGD; D54 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Rc1 OCC 185 E10 Anti-Nimzo-Indian; E10 1.d4 Nf6 2.c4 e6 3.Nf3 D30 Anti-Noteboom Gambit, Semi-Slav 1.d4 d5 2.c4 e6 3.Nf3 c6 4.Nc3 dxc4 5.g3 D31 Anti-Noteboom Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.Bg5 B07 Anti-Philidor 1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.f4 A00 Anti-Pirc Variation, Dunst 1.Nc3 g6 2.h3 A00 Anti-Pirc Variation, Dunst 1.Nc3 g6 2.h4 E17 Anti-Queens Indian System 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 B57 Anti-Sozin Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 A80 Anti-Stonew all Gambit, Dutch 1.d4 f5 2.Qd3 d5 3.g4 D55 Anti-Tartakow er Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bxf6 D02 Anti-Torre 1.d4 d5 2.Nf3 Bg4 3.Ne5 Bf5 4.g4 D02 Anti-Torre, QP 1.d4 d5 2.Nf3 Bg4 D00 Anti-Veresov 1.d4 d5 2.Nc3 Bg4 D10 Anti-Winaw er Gambit, Slav 1.d4 d5 2.c4 c6 3.Nc3 e5 4.e4 A81 Antoshin-Hort Variation, Dutch 1.d4 f5 2.g3 Nf6 3.Bg2 d6 A45 Arafat Gambit; Omega Gambit 1.d4 Nf6 2.e4 Nxe4 3.Bd3 Nf6 4.Bg5 B98 Argenitne; Goteborg Var, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 h6 9.Bh4 g5 A75 Argentine Attack, Benoni; A75 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O a6 10.a4 Bg4 D52 Argentine Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.Nd2 Bb4 8.Qc2 O-O 9.Bh4 OCC 178 D31 Argentinian Gambit, QGD 1.d4 d5 2.c4 Bf5 3.cxd5 Bxb1 4.Qa4+ c6 5.dxc6 Nxc6 6.Rxb1 Qxd4 D31 Argentinian Gambit, QGD 1.d4 d5 2.c4 Bf5 3.cxd5 Bxb1 4.Qa4+ c6 5.dxc6 Nxc6 B03 Argunov Gambit, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 dxe5 6.fxe5 c5 C78 Arkangelsk; Counterthrust Var, Ruy 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 C18 Armenian Line, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 B28 Aronin System, Sicilian 1.e4 c5 2.Nf3 a6 3.Be2 E97 Aronin-Taimanov Variation, KID; E97 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 OCC 402 C95 Arseniev Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 Nbd7 11.c4 A00 Asten Gambit 1.g3 Nc6 2.Nc3 d5 3.d4 e5 4.dxe5 d4 5.Ne4 f5 A34 Asymmetrical Variation, English 1.c4 c5 2.Nc3 Nf6 3.Nf3 d5 4.cxd5 Nxd5 B01 Atkinson (Kloosterboer) Variation, Center Counter 1.e4 d5 2.exd5 c6 3.dxc6 e5 C37 Australian Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.h4 A41 Austrian Attack 1.d4 d6 2.e4 Nf6 3.Nc3 g6 4.f4 OCC 240 B09 Austrian Attack, Pirc; B09 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 D06 Austrian Defense; Summetrical Defense, QGD 1.d4 d5 2.c4 c5 OCC 77 B09 Austrian; Yugoslav Defense, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 E30 Averbakh Gambit, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 b5 E73 Averbakh Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 OCC 395 A41 Averbakh Variation, Modern 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 E14 Averbakh Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.b3 O-O 8.Bb2 cxd4 9.Nxd4 OCC 342 C87 Averbakh Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 B03 B03 1.e4 Nf6 2.e5 Nd5 3.d4 B04 B04 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 B05 B05 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 B07 B07 1.e4 d6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 6. B08 B08 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 B11 B11 1.e4 c6 2.Nc3 B12 B12 1.e4 c6 2.d4 B14 B14 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 B15 B15 1.e4 c6 2.d4 d5 3.Nc3 B19 B19 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 B25 B25 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 B26 B26 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 B27 B27 1.e4 c5 2.Nf3 B31 B31 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 B32 B32 1.e4 c5 2.Nf3 Nc6 3.d4 B33 B33 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 B35 B35 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 B37 B37 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 B38 B38 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 B41 B41 1.e4 c5 2.Nf3 e6 3.d4 B42 B42 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 B43 B43 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 B45 B45 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 B46 B46 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 B48 B48 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 B49 B49 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 B53 B53 1.e4 c5 2.Nf3 d6 3.d4 B54 B54 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 B55 B55 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 B56 B56 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 B58 B58 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 B59 B59 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nb3 B61 B61 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Qd2 B62 B62 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 B64 B64 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 B65 B65 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 Nxd4 10.Qxd4 B66 B66 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 B67 B67 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 B68 B68 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f4 Be7 B69 B69 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f4 Be7 10.Nf3 b5 11.Bxf6 B72 B72 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 B73 B73 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O B74 B74 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 B75 B75 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 B77 B77 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 B78 B78 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O B79 B79 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O Qa5 B85 B85 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Be7 B89 B89 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 B94 B94 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 B95 B95 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 B96 B96 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 7. B98 B98 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 B99 B99 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7 9.O-O-O Nbd7 D17 Baarn Variation, Slav; Bled Attack 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Nh4 C01 Baeuerle Gambit, French 1.e4 e6 2.d4 b5 C37 Baldw in Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.Nc3 Qd4+ 8.Kh1 Qxc4 9.Nd5 C90 Balla Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 A41 Balogh Defense 1.d4 d6 2.e4 f5 OCC 236 A82 Balogh Countergambit, Dutch 1.d4 f5 2.e4 d6 OCC 259 B07 Balogh Defense, Pirc 1.e4 d6 2.d4 f5 A52 Balogh Gambit; Tartakow er C-G, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 d6 OCC 295 B03 Balogh Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Bc4 D08 Balogh Variation, QGD 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.Nbd2 Qe7 OCC 113 A00 Baltic Defense, Polish 1.b4 d5 2.Bb2 Bf5 D31 Baltic Defense, QGD 1.d4 d5 2.c4 Bf5 3.cxd5 Bxb1 4.Qa4+ c6 5.dxc6 Nxc6 C00 Banzai-Leong Gambit, French 1.e4 e6 2.b4 B28 Barcza Line, Sicilian 1.e4 c5 2.Nf3 a6 3.c3 Nf6 A07 Barcza Opening, Reti; A07 1.Nf3 d5 2.g3 A80 Barcza Variation, Dutch 1.d4 f5 2.Nf3 Nf6 3.c3 C44 Bardeleben Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Nxc3 Bb4 6.Bc4 Nf6 C29 Bardeleben Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Qf3 f5 C68 Barendregt-Fischer Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O B22 Barmen Defense, Sicilian 1.e4 c5 2.c3 d5 3.exd5 Qxd5 A52 Barmina Gambit, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 Nxe5 5.f4 Bc5 B00 Barnes Defense 1.e4 f6 A00 Barnes; Gedult-Gunderam 1.f3 C60 Barnes; Smyslov; Fianchetto Var, Ruy 1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 D02 Barry Attack 1.d4 Nf6 2.Nf3 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Be2 B00 Basman Defense; Macho Grob 1.e4 g5 C44 Basman Gambit 1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d4 exd4 5.e5 A10 Basman Gambit, English 1.c4 g5 2.Nc3 Bg7 3.d4 h6 4.e4 c5 A10 Basman Gambit, English 1.c4 g5 2.d4 Bg7 3.Bxg5 A00 Basman Gambit, Grob 1.g4 d5 2.Bg2 h5 3.gxh5 A00 Basman Gambit, Grob 1.g4 d5 2.Bg2 h5 3.gxh5 Qg5 C33 Basman Gambit, KGA 1.e4 e5 2.f4 exf4 3.Qe2 C44 Basman Gambit, Taylor Opening 1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d4 exd4 5.e5 A30 Basman-Hodgson Gambit 1.c4 c5 2.Nf3 h6 3.d4 g5 A81 Basman Variation, Dutch 1.d4 f5 2.g3 g6 3.Bg2 Bg7 4.Nf3 c6 5.O-O Nh6 OCC 272 B00 Basman; Macho Grob; Borg 1.e4 g5 B50 Basman-Palatnik Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6 5.d4 cxd4 6.cxd4 Nxe4 B50 Basman-Palatnik Double Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6 5.d4 cxd4 6.cxd4 Nxe4 7.d5 Qa5+ 8.Nc3 Nxc3 9.bxc3 C84 Basque Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d4 exd4 7.e5 Ne4 8.c3 A45 Basque Opening 1.d4 Nf6 2.b3 B47 Bastrikov Variation, Sicilian; B47 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 A02 Batavo Polish Attack, Bird 1.f4 Nf6 2.Nf3 g6 3.b4 A03 Batavo Gambit, Bird 1.f4 d5 2.Nf3 c5 3.e4 A00 Battambang, Dunst 1.Nc3 e5 2.a3 C20 Bavarian Gambit 1.e4 e5 2.c4 d5 E97 Bayonet Attack, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.b4 OCC 404PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 8. B07 Bayonet Attack, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.h4 B12 Bayonet Variation, Caro 1.e4 c6 2.d4 d5 3.e5 Bf5 4.g4 C77 Bayreuth Variation, ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Bxc6 C34 Becker; Anti-Kieseritzky Var, KGA 1.e4 e5 2.f4 exf4 3.Nf3 h6 A10 Beefeater 1.c4 g6 2.Nc3 Bg7 3.d4 c5 4.d5 Bxc3 5.bxc3 f5 A40 Beefeater Variation 1.d4 g6 2.c4 Bg7 3.Nc3 c5 4.d5 Bxc3+ 5.bxc3 f5 D50 Been & Koomen; Dutch & Peruvian 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 OCC 171 A00 Beginners Trap 1.h4 d5 2.Rh3 C47 Belgrade Gambit, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nd5 E34 Beliavsky Gambit, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.cxd5 Qxd5 6.Nf3 Qf5 7.Qd1 e5 D31 Beliavsky Line, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.Bg5 f6 C37 Bello Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.Nc3 A84 Bellon Gambit 1.d4 e6 2.c4 f5 3.e4 A84 Bellon Gambit, Dutch 1.d4 f5 2.c4 e6 3.e4 A22 Bellon Gambit, English 1.c4 e5 2.Nc3 Nf6 3.Nf3 e4 4.Ng5 b5 OCC 28 C64 Benelux Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 Nf6 5.d4 Bb6 6.O-O O-O C44 Benima Defense, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Be7 E62 Benjamin Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c6 7.O-O Qb6 E99 Benko Attack, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5 11.g4 OCC 405 E99 Benko Attack, KID; E99 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 A57 Benko Gambit Accepted 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 A57 Benko Gambit Declined; Hjoerring Countergambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.e4 A57 Benko Gambit; Volga; Opocensky; Vaitonis; A57 1.d4 Nf6 2.c4 c5 3.d5 b5 OCC 279 A00 Benko; Barczay; Bilek; Hungarian Opening 1.g3 E74 Benoni Defense, KID; E74 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 E31 Benoni Defense, Nimzo-Indian; E31 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 d6 A43 Benoni Gambit 1.d4 c5 A43 Benoni Gambit Accepted 1.d4 c5 2.dxc5 A43 Benoni Cormorant Gambit 1.d4 c5 2.dxc5 b6 A09 Benoni Reversed; Wing Blumenfeld 1.Nf3 d5 2.c4 d4 A43 Benoni-Indian Defense 1.d4 c5 2.d5 Nf6 A43 Benoni-Staunton Gambit 1.d4 c5 2.d5 f5 3.e4 A47 Berg Variation 1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 5.c4 cxd4 6.Qxd4 C63 Berger (Dyckhoff) Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 C22 Berger Variation, Center 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qe3 Nf6 C42 Berger Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 Bg4 9.c3 f5 10.Nbd2 C80 Berger Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.a4 Nxd4 9.Nxd4 exd4 10.Nc3 C24 Berlin Defense, Bishop; C24 1.e4 e5 2.Bc4 Nf6 C39 Berlin Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 C65 Berlin Defense, Ruy Lopez; C65 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 A00 Berlin Gambit, Dunst 1.Nc3 Nc6 2.d4 d5 3.e4 dxe4 4.d5 E38 Berlin Variation, Nimzo-Indian; E38 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 C82 Berlin Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Nc5 C67 Berlin; Rio de Janerio Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6+ bxc6 8.dxe5 Nb7 9.Nc3 O-O 10.Re1 C57 Berliner Variation, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nd4 6.c3 b5 7.Bf1 Nxd5 8.Ne4 Qh4 E53 Bernstein Defense; Gligoric System; E53 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 C49 Bernstein Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Ne7 C12 Bernstein Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bh4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 9. E56 Bernstein Variation, Nimzo-Indian; E56 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 D57 Bernstein Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.cxd5 Nxc3 10.bxc3 D57 Bernstein Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.cxd5 Nxc3 10.bxc3 exd5 11.Qb3 Qd6 OCC 210 C80 Bernstein Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Nbd2 C35 Bertin Gambit; Three Paw ns Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 Be7 4.Bc4 Bh4+ 5.g3 C65 Beverw ijk Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Bc5 C21 Beyer Countergambit 1.e4 e5 2.d4 d5 B20 Big Clamp Variation, Sicilian 1.e4 c5 2.d3 Nc6 3.c3 d6 4.f4 B00 Bielefelder Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.dxe5 Bc5 C40 Bilguer Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 C33 Bilguer-Mirage Variation, KGA 1.e4 e5 2.f4 exf4 3.Qe2 D20 Billinger Gambit, QGA 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.a3 C54 Bird Attack, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.b4 C61 Bird Defense, Ruy Lopez; C61 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 C37 Bird Gambit, KGA; Sorensen Gambit 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 g4 5.Ne5 Qh4+ 6.g3 C41 Bird Gambit, Philidor 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.c3 C00 Bird Invitation, French 1.e4 e6 2.Bb5 B33 Bird Variation, Siclian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 Be6 A00 Birmingham Gambit, Polish 1.b4 c5 Schiller B06 Bishop Attack 1.e4 g6 2.d4 Bg7 3.Bc4 A57 Bishop Attack, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.Bg5 E47 Bishop Attack, Nimzo-Indian; E47 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 D30 Bishop Attack, Tarrasch 1.d4 d5 2.c4 e6 3.Nf3 c5 4.cxd5 exd5 5.Bg5 D00 Bishop Attack; Levitsky Variation, Queen Paw n Game 1.d4 d5 2.Bg5 OCC 233 D04 Bishop Defense, QP; Anti-Colle 1.d4 d5 2.Nf3 Nf6 3.e3 Bf5 C27 Bishop Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Bc5 C33 Bishops Gambit, KGA 1.e4 e5 2.f4 exf4 3.Bc4 C23 Bishops Opening; C23 1.e4 e5 2.Bc4 C37 Blachy Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Nc6 C31 Blackbunre Attack, KGD 1.e4 e5 2.f4 d5 3.Nf3 B01 Blackbunre-Kloosterboer Gambit, Center Counter 1.e4 d5 2.exd5 c6 3.dxc6 e5 C49 Blackburne Attack, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.Nd5 Bc5 7.d4 A91 Blackburne Attack, Dutch 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nh3 C45 Blackburne Attack, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Qd2 C10 Blackburne Defense, French 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 B01 Blackburne Gambit, Center Counter 1.e4 d5 2.exd5 c6 3.dxc6 Nxc6 A81 Blackburne Variation, Dutch 1.d4 f5 2.g3 Nf6 3.Bg2 e6 4.Nh3 OCC 269 D21 Blackburnes Move, QGA; Normal Variation, QGA; D21 1.d4 d5 2.c4 dxc4 3.Nf3 D00 Blackmar Gambit; Gedult Gambit 1.d4 d5 2.e4 dxe4 3.f3 OCC 222 D00 Blackmar-Diemer Gambit 1.d4 d5 2.e4 D00 Blackmar-Diemer Gambit 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 OCC 221 D00 Blackmar-Diemer Gambit 1.d4 d5 2.Nc3 Nf6 3.e4 dxe4 4.f3 OCC 55 A45 Blackmar-Diemer Gambit Deferred 1.d4 Nf6 2.f3 d5 3.e4 A80 Blackmars Second Gambit, Dutch 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.f3 A85 Bladel Variation, Dutch 1.d4 f5 2.c4 g6 3.Nc3 Nh6 C23 Blanel Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.Nc3 Nxe4 A12 Bled Variation, English 1.c4 c6 2.Nf3 d5 3.b3 Nf6 4.g3 g6 C33 Bledow Countergambit, KGA 1.e4 e5 2.f4 exf4 3.Bc4 d5 4.Bxd5 Nf6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 10. C33 Bledow ; Morphy Defense, KGA 1.e4 e5 2.f4 exf4 3.Bc4 d5 A44 Blockade Variation; Semi-Benoni; Russian Variation 1.d4 c5 2.d5 e5 3.e4 d6 OCC 52 A06 Bloodgood Gambit, Reti 1.Nf3 d5 2.b3 c5 3.e4 dxe4 4.Ne5 E10 Blumenfeld Countergambit 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 OCC 353 E10 Blumenfeld Countergambit Accepted 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.dxe6 fxe6 6.cxb5 d5 E10 Blumenfeld Variation 1.d4 Nf6 2.c4 e6 3.Nf3 c5 OCC 352 D49 Blumenfeld Variation, QGD; D49 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 11.Nxb5 OCC 145 C45 Blumenfeld Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.Nb5 E81 Bobotsov-Korchnoi-Petrosian Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Nge2 C33 Boden Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Nc6 C41 Boden Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Qxd4 Bd7 C64 Boden Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 Qe7 C42 Boden-Kieseritzky Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.Bc4 Nxe4 4.Nc3 C27 Boden-Kieseritzky Gambit, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Nf3 B01 Boehnke Gambit Accepted, Center Counter 1.e4 d5 2.exd5 e5 3.dxe6 Bxe6 B01 Boehnke Gambit, Center Counter 1.e4 d5 2.exd5 e5 C33 Bogoljubov; Jaenisch Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Nf6 4.Nc3 c6 A40 Bogoljubov; Mikenas-Van Geet Defense 1.d4 Nc6 C47 Bogoljubow (Scotch) Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 E11 Bogoljubow Defense; Bogo-Indian Defense; E11 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ OCC 334 D00 Bogoljubow Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 C17 Bogoljubow Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 C33 Bogoljubow Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Nf6 4.Nc3 B00 Bogoljubow Variation, Nizovich Defense 1.e4 Nc6 2.d4 d5 3.Nc3 D24 Bogoljubow Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 a6 5.e4 OCC 67 D52 Bogoljubow Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.Nd2 Bb4 8.Qc2 OCC 177 D46 Bogoljubow Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Be7 OCC 149 D34 Bogoljubow Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 Be6 10.Rc1 c4 OCC 129 C58 Bogoljubow Variation, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Qf3 C91 Bogoljubow ; Counterthrust Var, Ruy 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.d4 Bg4 C11 Boleslavsky Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 B58 Boleslavsky Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 D11 Bonet Gambit, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Bg5 C34 Bonsch-Osmolovsky Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 Ne7 A51 Bonsdorf Variation, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ne4 4.a3 b6 B00 Borg Defense; Troon Gambit 1.e4 g5 2.d4 h6 3.h4 g4 A40 Borg Gambit 1.d4 g5 B00 Borg Gambit 1.e4 g5 2.d4 Bg7 A45 Borg Variation, Trompow sky 1.d4 Nf6 2.Bg5 Ne4 3.Bf4 g5 C96 Borisenko Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Nc6 C95 Borisenko Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 Nbd7 D22 Borisenko-Furman Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e4 OCC 65 B25 Botvinnik Defense, Sicilian Closed 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5 A28 Botvinnik Line, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e4 Schiller A36 Botvinnik System Reversed, Symmetrical English 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 e5 Schiller A37 Botvinnik System Reversed, Symmetrical English 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 e5 Schiller A25 Botvinnik System, Kings English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.e4 Schiller E49 Botvinnik System, Nimzo-Indian; E49 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 OCC 361PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 11. E07 Botvinnik Variation, Catalan 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Nc3 c6 8.Qd3 OCC 361 A93 Botvinnik Variation, Dutch; A93 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.b3 OCC 252 A25 Botvinnik Variation, English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e4 C06 Botvinnik Variation, French 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 b6 D83 Botvinnik Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 c5 7.dxc5 Be6 OCC 391 D80 Botvinnik Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Qb3 e6 E24 Botvinnik Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.e3 O-O 8.cxd5 Nxd5 OCC 303 E36 Botvinnik Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Nc6 OCC 314 D60 Botvinnik Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Bd3 OCC 203 D44 Botvinnik Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 E12 Botvinnik Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.Bg5 h6 6.Bh4 g5 7.Bg3 Nh5 OCC 341 A36 Botvinnik Variation, Symmetrical English 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e4 OCC 13 A91 Botvinnik-Bronstein Variation, Dutch 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nc3 O-O 6.e3 B12 Botvinnik-Carls Defense, Caro-Kann 1.e4 c6 2.d4 d5 3.e5 c5 A00 Bouncing Bishop Variation 1.e3 e5 2.Bc4 b5 3.Bb3 C00 Bourdonnais (La Bourdonnais) Variation, French 1.e4 e6 2.f4 B32 Bourdonnais; Low enthal Var, Sic 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 B20 Bow lder Attack, Sicilian 1.e4 c5 2.Bc4 D01 Boyce Defense, Veresov 1.d4 d5 2.Nc3 Nf6 3.Bg5 Ne4 C11 Bradford Attack, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.dxc5 Bxc5 7.Qg4 A28 Bradley Beach Variation, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.d4 e4 OCC 25 B00 Brandics Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 3.Nc3 a6 C45 Braune Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Be3 A22 Bremen; Carls Variation, English 1.c4 e5 2.Nc3 Nf6 3.g3 OCC 29 A25 Bremen-Hort Variation, English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 d6 6.Nge2 Be6 OCC 16 C37 Brentano Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O d5 C60 Brentano Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 g5 C83 Breslau Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 10.Re1 O-O 11.Nd4 B00 Breyer Defense, Nimzow itsch 1.e4 Nc6 2.Nc3 Nf6 C44 Breyer Opening, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.d3 Be7 5.b4 B10 Breyer Variation, Caro-Kann 1.e4 c6 2.d3 C14 Breyer Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 c5 D03 Breyer Variation, QP 1.d4 d5 2.Nf3 Nf6 3.Bg5 e6 4.e3 c5 5.c3 Qb6 D11 Breyer Variation, Semi-Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 e6 5.Bd3 Nbd7 6.Nbd2 OCC 105 B39 Breyer Variation, Sicilian; B39 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 Ng4 D11 Breyer Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nbd2 D11 Breyer Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nbd2 Bf5 5.e3 e6 6.Be2 Bd6 7.c5 OCC 101 C29 Breyer Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Nf3 Be7 C33 Breyer; Hungarian; Carrera, KGA 1.e4 e5 2.f4 exf4 3.Qf3 C94 Breyer; Retreat Variation, Ruy Lopez; C94 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 B20 Brick Variation, Sicilian 1.e4 c5 2.Nh3 D82 Brinckmann Attack, Grunfeld; D82 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 A00 Brinckmann Variation, Polish 1.b4 e5 2.Bb2 f6 3.e4 Bxb4 4.Bc4 Nc6 5.f4 Qe7 6.f5 g6 Schiller C79 Brix Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O g6 C11 Brodsky-Jones Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.dxc5 Nc6 7.a3 Bxc5 8.Qg4 O-O 9.Nf3 f6 D00 Brombacher; Daberitz Var, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 c5 B52 Bronstein (Haag) Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.c3 Nf6 7.d4 C40 Bronstein Attack, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Be2PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 12. E87 Bronstein Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 Nh5 8.Qd2 Qh4+ 9.g3 Nxg3 10.Qf2 Nxf1 A45 Bronstein Gambit 1.d4 Nf6 2.g4 C40 Bronstein Gambit, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Qh5+ g6 7.Qe2 C23 Bronstein Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.Bc4 Nf6 4.f4 Nxe4 5.Nf3 E60 Bronstein Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.Nc3 c6 7.O-O Qa5 B12 Bronstein Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Ne2 B01 Bronstein Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 a6 E80 Bronstein Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 e5 6.d5 Nh5 7.Be3 Na6 8.Qd2 Qh4+ 9.g3 Nxg3 10.Qf2 Nxf1 11.Qxh4 Nxe3 12.Kf2 Nxc4 OCC 397 E48 Bronstein Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O dxc4 8.Bxc4 Bd7 OCC 323 E48 Bronstein Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O dxc4 8.Bxc4 Nbd7 9.Ne2 OCC 324 E45 Bronstein Variation, Nimzo-Indian; E45; Byrne Variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Ne2 Ba6 OCC 317 E55 Bronstein Variation, Nimzo-Indian; E55 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 Nbd7 C69 Bronstein Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Qd6 B41 Bronstein Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nf6 6.Nc3 Bb4 7.Bd3 Nc6 C42 Brow ne Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.c4 Nb4 9.cxd5 B98 Brow ne Variation, Najdorf Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 h6 9.Bh4 Qc7 B27 Brussels Gambit, Sicilian 1.e4 c5 2.Nf3 f5 C33 Bryan; Kieseritzky Gambit, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 b5 A00 Bucker Defense, Grob 1.g4 Nh6 A00 Bucker Defense, Polish 1.b4 Na6 B02 Buckley Attack, Alekhine 1.e4 Nf6 2.e5 Nd5 3.Na3 A51 Budapest Defense; A51 1.d4 Nf6 2.c4 e5 OCC 290 B06 Buecker Gambit 1.e4 g6 2.d4 Bg7 3.Bc4 b5 A00 Buecker Gambit 1.g3 e5 2.Bg2 d5 3.b4 B27 Buecker Variation, Sicilian 1.e4 c5 2.Nf3 h6 E16 Buerger Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 c5 6.d5 exd5 7.Ng5 OCC 347 A00 Bugayev Advance Variation, Polish 1.b4 e5 2.Bb2 f6 3.b5 A00 Bugayev Attack, Polish 1.b4 e5 2.a3 Schiller C60 Bulgarian Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a5 A45 Bullfrog; Weidenhagen; Krabbe; Ochsenfrosch 1.d4 Nf6 2.g4 A00 Bullockus-Johansen Gambit, Dunst 1.Nc3 e5 2.Nf3 Bc5 B02 Buntin Gambit, Alekhine 1.e4 Nf6 2.e5 Nd5 3.e6 B00 Burgar Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.dxe5 d6 E73 Burgess Line, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Na6 7.Qd2 c6 D94 Burille Variation, Grunfeld; D94 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 A00 Burk Gambit 1.g3 e5 2.a3 d5 3.Nf3 e4 4.Nh4 Be7 5.d3 C11 Burn Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 E81 Byrne Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 c6 7.Bd3 a6 B90 Byrne Variation, Sicilian; English Attack 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 C01 C01 1.e4 e6 2.d4 C04 C04 1.e4 e6 2.d4 d5 3.Nd2 Nc6 C05 C05 1.e4 e6 2.d4 d5 3.Nd2 Nf6 C06 C06 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 C08 C08 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 C09 C09 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nc6 C12 C12 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 C13 C13 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 C14 C14 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 13. C16 C16 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 C17 C17 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 C18 C18 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 C19 C19 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 C22 C22 1.e4 e5 2.d4 exd4 3.Qxd4 C37 C37 1.e4 e5 2.f4 exf4 3.Nf3 g5 C39 C39 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 C44 C44 1.e4 e5 2.Nf3 Nc6 C45 C45 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 C54 C54 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 C59 C59 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Be2 C72 C72 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O C73 C73 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ bxc6 C74 C74 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 C75 C75 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 C76 C76 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 g6 C77 C77 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 C82 C82 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 C83 C83 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 C87 C87 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 C88 C88 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 C89 C89 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 C90 C90 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 C92 C92 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 C95 C95 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 C96 C96 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 C98 C98 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Nc6 C99 C99 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 cxd4 A00 Cabbage Attack 1.c3 e5 2.a3 d5 3.b3 Nf6 4.Bb2 Nc6 5.a4 Bd6 6.g3 O-O 7.e3 C23 Calabrese Counter-Gambit 1.e4 e5 2.Bc4 f5 B03 Cambridge Gambit, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 g5 D52 Cambridge Springs Defense; Pillsbury Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 OCC 176 C39 Campbell; Brentano; Morphy Var, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 d5 B15 Campomanes Attack, Caro 1.e4 c6 2.d4 d5 3.Nc3 Nf6 C01 Canal Attack, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.exd5 exd5 5.Bd3 Ne7 6.Qh5 C50 Canal Variation, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 5.Nc3 d6 6.Bg5 D50 Canal; Venice Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.cxd5 Qb6 OCC 172 A45 Canard Attack 1.d4 Nf6 2.f4 A02 Canard Formation; Double Duck 1.f4 f5 2.d4 d5 A40 Cannstatter Variation, Mikenas 1.d4 Nc6 2.c4 e5 3.d5 Nd4 D52 Capablanca Anti-Cambridge Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.a3 OCC 174 D67 Capablanca Freeing Maneuver, QGD; D67 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 OCC 198 C10 Capablanca Line, French 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Ne5 A28 Capablanca Variation, English 1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.d3 OCC 23 D83 Capablanca Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 OCC 390 A47 Capablanca Variation, Indian Game; A47 1.d4 Nf6 2.Nf3 b6 E26 Capablanca Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 Nc6 7.Bd3 O-O 8.Ne2 b6 9.e4 Ne8 OCC 300 E29 Capablanca Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 c5 7.Bd3 Nc6 8.Ne2 b6 9.e4 Ne8 OCC 190PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 14. D63 Capablanca Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 b6 8.cxd5 exd5 9.Bb5 OCC 190 D52 Capablanca Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.Bxf6 OCC 181 D30 Capablanca Variation, QGD 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nbd2 OCC 214 E16 Capablanca Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ B14 Carlsbad Line, Caro-Kann 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 e6 A81 Carlsbad Variation, Dutch 1.d4 f5 2.g3 g6 3.Bg2 Bg7 4.Nh3 OCC 273 E62 Carlsbad Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 E23 Carlsbad Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Ne4 7.Bd2 Nxd2 OCC 307 D64 Carlsbad Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 a6 OCC 194 D17 Carlsbad Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 Nbd7 7.Nxc4 Qc7 8.g3 e5 OCC 92 D34 Carlsbad Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 C01 Carlson Gambit, French 1.e4 e6 2.d4 d5 3.Nf3 dxe4 4.Ne5 C44 Caro Variation, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 Bd7 C70 Caro Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 B10 Caro-Kann Defense; B10 1.e4 c6 A00 Caro-Kann Variation 1.Nc3 d5 2.e4 c6 B00 Carr Defense 1.e4 h6 C33 Carrera Gambit, KGA 1.e4 e5 2.f4 exf4 3.Qh5 A00 Catalan Formation, Hungarian 1.g3 d5 2.Bg2 e6 E00 Catalan Opening 1.d4 Nf6 2.c4 e6 3.g3 OCC 357 D30 Catalan Queens Gambit 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.g3 OCC 212 A00 Celadon Variation, Durkin 1.Na3 e5 2.d3 Bxa3 3.bxa3 d5 4.e3 c5 5.Rb1 C53 Center Attack, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 C43 Center Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Qxd4 C77 Center Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d4 exd4 C84 Center Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d4 B01 Center Counter; Scandanavian; B01 1.e4 d5 B20 Center Formation, Smith-Morra Declined, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 e5 C62 Center Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 4.d4 exd4 5.O-O C21 Center Game Accepted 1.e4 e5 2.d4 exd4 C21 Center Game; C21 1.e4 e5 2.d4 C53 Center Holding Variation, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 5.d4 Bb6 A52 Center Play Variation, Budapest; Alekhine Variation 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 OCC 294 D45 Center Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.e4 C79 Central Countergambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d5 A57 Central Storming Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.f4 C33 Central; Polerio; Villemson, Steinitz 1.e4 e5 2.f4 exf4 3.d4 A10 Chabanon Gambit, English 1.c4 f5 2.Nf3 d6 3.e4 B23 Chameleon Sicilian 1.e4 c5 2.Nc3 Nc6 3.Nge2 D35 Chameleon Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Be7 6.e3 O-O 7.Bd3 Nbd7 8.Qc2 Re8 9.Nge2 Nf8 10.O-O-O OCC 159 B20 Chameleon Variation, Sicilian 1.e4 c5 2.d3 D15 Chameleon Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6 D02 Chandler Gambit, QP 1.d4 d5 2.Nf3 c5 3.g3 cxd4 4.Bg2 A40 Charlick Gambit; Englund Gambit 1.d4 e5 OCC 241 C64 Charousek Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 Bb6 C14 Chatard-Alekhine; Albin Attack, Fr 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 B53 Chekhover Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 B33 Chelyabinsk Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 15. A00 Chenoboskian Variation, Durkin 1.Na3 g6 2.g4 A45 Chepukaitis Gambit 1.d4 Nf6 2.Bg5 c5 3.d5 Qb6 4.Nc3 Qxb2 5.Bd2 Qb6 B20 Chicago Defense, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 d6 5.Bc4 e6 6.Nf3 Nf6 7.O-O a6 C44 Chicago; Irish; Schulze-Muller Gambit 1.e4 e5 2.Nf3 Nc6 3.Nxe5 Nxe5 4.d4 A45 Chigorin Defense 1.d4 Nf6 2.Nc3 d5 OCC 276 C21 Chigorin Defense, Danish Gambit 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 Qe7 D07 Chigorin Defense, QGD; D07 1.d4 d5 2.c4 Nc6 OCC 109 D02 Chigorin Defense, QP 1.d4 d5 2.Nf3 Nc6 OCC 224 C40 Chigorin Gambit, Damiano 1.e4 e5 2.Nf3 f6 3.Nxe5 Qe7 4.Nf3 d5 B08 Chigorin Line, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Nc6 A83 Chigorin Variation, Dutch 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 c6 OCC 262 C00 Chigorin Variation, French 1.e4 e6 2.Qe2 C12 Chigorin Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.exf6 C42 Chigorin Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 D46 Chigorin Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Bd6 OCC 148 C97 Chigorin Variation, Ruy Lopez; C97 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 D00 Chigorin; Ponziani; Veresov 1.d4 d5 2.Nc3 OCC 54 A41 Chinese Variation 1.d4 d6 2.e4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.g4 OCC 238 B07 Chinese Variation, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.g4 C40 Chiodini Gambit 1.e4 e5 2.Nf3 Bc5 3.Nxe5 Nc6 C07 Chistiakov Defense, French 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 D20 Christensen Gambit, QGA 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.Nf3 C40 Clam Gambit, Latvian 1.e4 e5 2.Nf3 f5 3.d3 Nc6 4.exf5 C20 Clam Variation; Leonardis Variation 1.e4 e5 2.d3 A43 Clarendon Court Variation, Benoni 1.d4 c5 2.d5 f5 D00 Clark Gambit Accepted, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 e6 6.Bd3 Nc6 7.O-O Nxd4 UON 28 D00 Clark Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 e6 6.Bd3 Nc6 7.O-O UON 28 C42 Classical Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 C70 Classical Defense Deferred, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Bc5 D05 Classical Defense, Colle System; D05 1.d4 d5 2.Nf3 Nf6 3.e3 e6 C21 Classical Defense, Danish Gambit 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 Nf6 C33 Classical Defense, KGA; Lopez Variation 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 C30 Classical Defense, KGD 1.e4 e5 2.f4 Bc5 E48 Classical Defense, Nimzo-Indian; E48 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 D01 Classical Defense, Veresov 1.d4 d5 2.Nc3 Nf6 3.Bg5 e6 4.Nf3 B20 Classical Formation, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 d6 6.Bc4 a6 7.O-O Nf6 E05 Classical Line, Catalan; E05 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 D86 Classical Main Line, Grunfeld; D86 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 B07 Classical System, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 D34 Classical Tarrasch Gambit 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.dxc5 d4 A70 Classical Variation, Benoni; A70 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 C23 Classical Variation, Bishop; Boi Variation 1.e4 e5 2.Bc4 Bc5 B18 Classical Variation, Caro; B18 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 A84 Classical Variation, Dutch 1.d4 f5 2.c4 e6 A90 Classical Variation, Dutch 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 C48 Classical Variation, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bc5 C14 Classical Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 C11 Classical Variation, French; C11 1.e4 e6 2.d4 d5 3.Nc3 Nf6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 16. C53 Classical Variation, Italian; C53 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 A01 Classical Variation, Larsen 1.b3 d5 Schiller D77 Classical Variation, Neo-Grunfeld; D77 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O E32 Classical Variation, Nimzo-Indian; E32 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 OCC 309 D26 Classical Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 OCC 68 D63 Classical Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 OCC 192 D67 Classical Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 D68 Classical Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 e5 OCC 200 E17 Classical Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O C97 Classical Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 C45 Classical Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 B56 Classical Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 C64 Classical; Cordel Var, Ruy Lopez; C64 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 A00 Clemenz Opening; Mead; Basman; de Klerk 1.h3 C66 Closed Bernstein Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Bg5 C84 Closed Defense, Ruy Lopez; C84 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 B01 Closed Scandavian 1.e4 d5 2.Nc3 C66 Closed Show alter Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Bxc6 A25 Closed System, Full Symmetry, Kings English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 Schiller A26 Closed System, Kings English; A26 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 Schiller E06 Closed Variation, Catalan 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 E87 Closed Variation, KID; E87 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 C66 Closed Wolf Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 exd4 B23 Closed; Chigorin Variation, Sicilian; B23 1.e4 c5 2.Nc3 B45 Cobra Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Ndb5 Bc5 A00 Coca-Cola Gambit, Grob 1.g4 g5 2.f4 C42 Cochrane Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 C37 Cochrane Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 f3 D06 Cocquio Counter Gambit, QGD; Tan Gambit 1.d4 d5 2.c4 Nf6 3.cxd5 c6 D04 Colle System 1.d4 d5 2.Nf3 Nf6 3.e3 c5 4.c3 OCC 225 D04 Colle System; D04 1.d4 d5 2.Nf3 Nf6 3.e3 B01 Collijn Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 e5 5.Nf3 Bg4 C58 Colman Variation, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Qf3 Rb8 A00 Cologne Gambit, Ware Opening 1.a4 b6 2.d4 d5 2.Nc3 Nd7 Schiller B00 Colorado Counter Accepted, Nimzow itsch Defense 1.e4 Nc6 2.Nf3 f5 3.exf5 B00 Colorado Defense, Nimzow itsch; Lean Variation 1.e4 Nc6 2.Nf3 f5 C52 Compromised Defense, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O dxc3 C21 Copenhagen Defense, Danish Gambit 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 Bb4+ C67 Cordel Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6+ bxc6 8.dxe5 Nf5 C64 Cordel Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 f5 C51 Cordel Line, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Be7 6.d4 Na5 C40 Corkscrew Counter-Gambit, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Nf6 4.Bc4 fxe4 5.Nf7 Qe7 8.Nxh8 d5 A43 Cormorant Gambit, Benoni 1.d4 c5 2.dxc5 b6 B00 Corn Stalks 1.e4 a5 B28 Cortlever Gambit, Sicilian 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Bc4 B53 Cortlever Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.dxc5 Nxe4 5.cxd6 D07 Costas Line 1.d4 d5 2.c4 Nc6 3.cxd5 Qxd5 4.e3 e5 5.Nc3 Bb4 6.Bd2 Bxc3 7.Bxc3 exd4 8.Ne2 C39 Cotter Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 h6 6.Nxf7PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 17. D28 Counter Fianchetto Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 Nc6 8.dxc5 E60 Counterthrust Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 D71 Counterthrust Variation 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 C42 Cozio (Lasker) Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 C33 Cozio Attack, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 5.Qf3 C70 Cozio Defense Deferred, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nge7 C60 Cozio Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 C33 Cozio Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 d6 C33 Cozio; Hanneken; Prussian; Lichtenhein 1.e4 e5 2.f4 exf4 3.Bc4 Nf6 A00 Crab Variation, Ware Opening 1.a4 e5 2.h4 C54 Cracow Variation, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Kf1 A00 Creepy Craw ly Formation 1.a3 e5 2.h3 d5 Schiller C21 Crocodile Variation, Center Game 1.e4 e5 2.d4 exd4 3.f4 Bc5 4.Nf3 Nc6 5.c3 C25 Cunningham Defense, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 Be7 C35 Cunningham Gambit, KGA; C35 1.e4 e5 2.f4 exf4 3.Nf3 Be7 B07 Czech Defense 1.e4 d6 2.d4 Nf6 3.Nc3 c6 B08 Czech Defense, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O c6 A00 Czech Defense, Polish 1.b4 e5 2.Bb2 d6 D17 Czech Defense; Open Slav Defense; D17 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 A56 Czech Variation, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 OCC 281 A16 Czech Variation, English 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nb6 OCC 38 A46 Czech-Indian 1.d4 Nf6 2.Nf3 c6 A76 Czerniak Defesne, Benoni; A76 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 B14 Czerniak Line, Caro-Kann 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qa5 B77 Czerniak Variation, Sicilian Dragon 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Nxd4 10.Bxd4 D22 D22 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 D23 D23 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 D25 D25 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 D29 D29 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 D30 D30 1.d4 d5 2.c4 e6 D34 D34 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 D35 D35 1.d4 d5 2.c4 e6 3.Nc3 Nf6 D41 D41 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 D42 D42 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e3 Nc6 7.Bd3 D43 D43 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 D45 D45 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 D46 D46 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 D52 D52 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 D53 D53 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 D55 D55 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 D56 D56 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 D57 D57 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.cxd5 D62 D62 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qc2 c5 8.cxd5 D63 D63 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 D65 D65 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 a6 9.cxd5 D66 D66 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 D68 D68 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 e5 D69 D69 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 e5 13.dxe5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 18. D71 D71 1.d4 Nf6 2.c4 Nc6 3.g3 d5 D72 D72 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.cxd5 Nxd5 6.e4 Nb6 D73 D73 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 D75 D75 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O c5 D76 D76 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O Nb6 D79 D79 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 D84 D84 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.cxd5 Nxd5 D88 D88 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 cxd4 D89 D89 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bd3 D93 D93 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O 6.e3 D95 D95 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3 D97 D97 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 D99 D99 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Qb3 A00 Damhaug Gambit, Dunst 1.Nc3 d5 2.f4 e5 C40 Damiano Defense 1.e4 e5 2.Nf3 f6 C40 Damiano Gambit 1.e4 e5 2.Nf3 f6 3.Nxe5 fxe5 4.Qh5+ g6 5.Qxe5+ Qe7 6.Qxh8 C42 Damiano Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nxe4 C21 Danish Gambit 1.e4 e5 2.d4 exd4 3.c3 C21 Danish Gambit Accepted 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 D70 Danube Gambit; Adorjan Gambit 1.d4 Nf6 2.c4 g6 3.d5 b5 D70 Danube; Donau Gambit 1.d4 Nf6 2.c4 g6 3.d5 b5 4.cxb5 a6 5.bxa6 c6 B12 De Bruycker Defense, Caro 1.e4 c6 2.d4 Na6 C55 De Riviere Gambit 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.c3 E67 Debrecen Defense, KID; E67 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 E72 Deferred Fianchetto, KID; E72 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.g3 B50 Delayed Alapin, Sicilian 1.e4 c5 2.Nf3 d6 3.c3 C85 Delayed Exchange Ruy Lopez Deferred; C85 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 C15 Delayed Exchange Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.exd5 D74 Delayed Exchange Variation, Neo-Grunfeld; D74 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O E62 Delayed Fianchetto, KID; E62 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 B81 Delayed Keres Attack, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.g4 C41 Delmar Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.c3 A00 Despres Opening 1.h4 C50 Deutz Gambit, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.O-O Nf6 5.d4 D26 Development Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O Nc6 E00 Devin Gambit, Catalan 1.d4 Nf6 2.c4 e6 3.g4 D00 Diemer Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bf4 A40 Diemer Counterattack 1.d4 e5 2.d5 Bc5 3.e4 Qh4 D00 Diemer Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 5.fxe4 D10 Diemer Gambit, Slav 1.d4 d5 2.c4 c6 3.e4 B12 Diemer-Duhm Gambit, Caro 1.e4 c6 2.d4 d5 3.c4 C00 Diemer-Duhm Gambit, French 1.e4 e6 2.d4 d5 3.c4 D00 Diemer-Rosenberg Attack, BDG 1.d4 d5 2.e4 dxe4 3.Be3 C40 Diepstraten Countergambit, Latvian 1.e4 e5 2.Nf3 f5 3.c4 C82 Dilw orth; Kleczynski Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Nbd2 O-O 11.Bc2 A57 Dlugy Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.f3 C33 Dodo Gambit, KGA 1.e4 e5 2.f4 exf4 3.Qg4 E94 Donner Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O c6 OCC 401PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 19. B51 Dorfman Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bd7 5.Qe2 g6 6.e5 E10 Dory (Doery) Defense 1.d4 Nf6 2.c4 e6 3.Nf3 Ne4 OCC 355 A46 Dory Defense 1.d4 Nf6 2.Nf3 Ne4 A30 Double Fianchetto Defense, English 1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O g6 E82 Double Fianchetto, KID; E82 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 b6 A38 Double Fianchetto, Symmetrical English 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.b3 Schiller C56 Double Gambit Accepted, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 A00 Double Grob, Grob 1.g4 g5 C37 Double Muzio Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.e5 Qxe5 8.Bxf7+ C44 Double Paw n Sacrifice, Goering Gambit 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Bc4 C49 Double Ruy Lopez Opening, 4 Knights; C49 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 A20 Double Whammy, English 1.c4 e5 2.f4 B27 Double-Dutch Gambit, Sicilian 1.e4 c5 2.Nf3 f5 3.exf5 Nh6 A00 Dougherty Gambit, Dunst 1.Nc3 d5 2.e4 dxe4 3.f3 B09 Dragon Formation, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c5 B60 Dragon Variation, Richter-Rauzer Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 g6 B70 Dragon Variation, Sicilian; B70 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 C44 Dresden Opening 1.e4 e5 2.Nf3 Nc6 3.c4 B12 Dreyev Defense, Caro-Kann 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 Qb6 D00 Dries Counter-Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 c5 A20 Drill Variation, English 1.c4 e5 2.g3 h5 Schiller C33 Drunken King, KGA 1.e4 e5 2.f4 exf4 3.Kf2 B20 Dubois Variation, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 d3 4.c4 A38 Duchamp Variation, Symmetrical English 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d3 Schiller A00 Duesseldorf Gambit, Dunst 1.Nc3 c5 2.b4 C40 Duke of Courland Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Bc4 fxe4 4.Nxe5 Qg5 5.d4 Qxg2 6.Qh5 g6 7.Bf7 Kd8 9.Bg6 Qh1 A00 Dunst Gambit 1.Nc3 d5 2.e4 dxe4 3.d3 Dunst; Heinrichsen; Wild Bull; Kotrc; Baltic; van Geet; Sleipner, Mestrovic; Romanian; Queens Knight Attack; Millard; Der A00 Linksspringer 1.Nc3 OCC 8 A00 Dunst-Perrenet Gambit 1.Nc3 d5 2.e4 dxe4 3.d3 A40 Dunw orth Variation, Modern Defense 1.e4 g6 2.d4 Bg7 3.c4 d5 4.exd5 c6 5.dxc6 Bxd4 C12 Duras Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 7.bxc3 Ne4 8.Qg4 Kf8 9.Bc1 D63 Duras Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 b6 8.cxd5 exd5 9.Qa4 OCC 189 D30 Duras Variation, QGD; Capablanca Variation 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 h6 OCC 215 C77 Duras Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 d6 6.c4 C65 Duras Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 d6 5.c4 A00 Durkin Gambit 1.Na3 e5 2.Nc4 Nc6 3.e4 f5 A00 Durkins Opening; Sodium Attack 1.Na3 OCC 2 E10 Dus-Chotimursky Variation 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.Bg5 A85 Dutch 1.d4 f5 2.c4 g6 3.Nc3 A00 Dutch Defense, Hungarian 1.g3 f5 A00 Dutch Defense, Polish 1.b4 f5 A80 Dutch Defense; A80 1.d4 f5 OCC 247 A86 Dutch Indian 1.d4 f5 2.c4 e6 3.g3 Nf6 4.Bg2 Bb4+ OCC 249 A81 Dutch Indian; Leningrad Variation, Dutch; A81 1.d4 f5 2.g3 OCC 266 D00 Dutch System, QP 1.d4 d5 2.Nc3 f5 A01 Dutch Variation, Larsen 1.b3 f5 Schiller OCC 90PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 20. D18 Dutch Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 OCC 90 D18 Dutch Variation, Slav; D18 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 D00 Duthilleuk Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 e6 6.Bd3 Nc6 7.Bg5 Be7 8.Ne4 A53 Duz-Khotimirsky Variation 1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e3 e5 5.Bd3 E76 Dynamic Attack, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 E10 Dzindzi-Indian Defense 1.d4 Nf6 2.c4 e6 3.Nf3 a6 E01 E01 1.d4 Nf6 2.c4 e6 3.g3 d5 E06 E02 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 c5 5.Nf3 Nc6 E03 E03 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 E02 E04 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 E06 E06 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 E07 E07 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 E08 E08 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 E09 E09 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 E13 E13 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.Bg5 h6 6.Bh4 Bb4 E18 E18 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 E19 E19 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Qc2 E20 E20 1.d4 Nf6 2.c4 e6 3.Nc3 E25 E25 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 E27 E27 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O E28 E28 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 E29 E29 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 c5 7.Bd3 Nc6 E35 E35 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.cxd5 exd5 E36 E36 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 E37 E37 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Ne4 E50 E50 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 E54 E54 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 E57 E57 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 dxc4 9.Bxc4 cxd4 E58 E58 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 E59 E59 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 dxc4 10.Bxc4 E61 E61 1.d4 Nf6 2.c4 g6 3.Nc3 E65 E65 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O E66 E66 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5 E68 E68 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 E69 E69 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3 E73 E73 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 E75 E75 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 7.d5 e6 E77 E77 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 E84 E84 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 a6 8.Qd2 Rb8 E86 E86 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.Nge2 c6 E88 E88 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c6 E89 E89 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c6 8.Nge2 E90 E90 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 E92 E92 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 E93 E93 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 Nbd7 E94 E94 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O E95 E95 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Re1 E96 E96 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Re1 c6 9.Bf1 a5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 21. E98 E98 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 E00 East Indian Defense; E00 1.d4 Nf6 2.c4 e6 A40 Eastbourne Gambit, English Defense 1.d4 b6 2.c4 Bb7 3.Nc3 e5 B25 Edge Variation, Sicilian Closed 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5 7.Nh3 Nge7 A45 Edge Variation, Trompow sky 1.d4 Nf6 2.Bg5 Ne4 3.Bh4 B12 Edinburgh Variation, Caro 1.e4 c6 2.d4 d5 3.Nd2 Qb6 C27 Eifel Gambit, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Bc5 4.Nge2 b5 C33 Eisenberg Variation, KGA 1.e4 e5 2.f4 exf4 3.Nh3 A00 Ekolu Variation 1.e3 e5 2.Nc3 d5 3.f4 exf4 4.Nf3 Chessville C81 Ekstrom Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Qe2 Be7 10.Rd1 O-O 11.c4 D44 Ekstrom Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.exf6 gxh4 10.Ne5 OCC 154 B00 El Columpio Defense, Nimzow itsch Defense 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 D00 Elbert Counter-Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 e5 C10 Ellis Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 e5 D00 Endgame Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.dxe5 D34 Endgame Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 Be6 B80 English Attack, Scheveningen Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.f3 A13 English Defense 1.c4 e6 2.d4 b6 Schiller A40 English Defense 1.d4 e6 2.c4 b6 OCC 245 E20 English Hybrid, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.g3 O-O 6.Bg2 cxd4 7.Nxd4 d5 8.cxd5 Nxd5 A10 English Opening; A10 1.c4 OCC 9 A15 English Orangutan 1.c4 Nf6 2.b4 A20 English Queen 1.c4 e5 2.Qa4 A42 English Rat 1.d4 d6 2.c4 e5 A10 English Spike 1.c4 f5 2.g4 A01 English Variation, Larsen 1.b3 c5 Schiller C86 English Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 b5 7.Bb3 O-O 8.c3 d6 9.d4 Bg4 A40 Englund Gambit 1.d4 e5 2.dxe5 Nc6 3.Nf3 Qe7 A40 Englund Gambit 1.d4 e5 2.dxe5 Nc6 3.Nf3 Qe7 4.Qd5 f6 5.exf6 Nxf6 OCC 242 A40 Englund Gambit Declined 1.d4 e5 2.d5 A40 Englund; Behting Gambit 1.d4 e5 2.dxe5 Nc6 B00 Erben Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 3.Nc3 g6 C25 Erben Gambit, Vienna 1.e4 e5 2.Nc3 Nf6 3.g3 d5 4.exd5 c6 A22 Erbenheimer Gambit, English 1.c4 e5 2.Nc3 Nf6 3.Nf3 e4 4.Ng5 Ng4 Schiller D00 Euw e Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 e6 C02 Euw e Variation, French 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 E21 Euw e Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.d5 Ne4 OCC 331 E17 Euw e Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.b3 OCC 351 D00 Euw e Variation, Queen Paw n Game 1.d4 d5 2.Bg5 h6 3.Bh4 c6 4.Nf3 Qb6 A48 Euw e Variation, Torre Attack 1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 c5 C51 Evans Gambit Accepted 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 C51 Evans Gambit; C51 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 B02 Everglades Defense, Alekhine 1.e4 Nf6 2.e5 Ng8 3.d4 f5 B13 Exchange Variation, Caro; B13 1.e4 c6 2.d4 d5 3.exd5 D07 Exchange Variation, Chigorin Defense 1.d4 d5 2.c4 Nc6 3.cxd5 Qxd5 E79 Exchange Variation, Four Paw ns Attack, KID; E79 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.Nf3 cxd4 8.Nxd4 Nc6 9.Be3 C01 Exchange Variation, French 1.e4 e6 2.d4 d5 3.exd5 exd5 D85 Exchange Variation, Grunfeld; 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 OCC 365PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 22. D85 Exchange Variation, Grunfeld; D85 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 D71 Exchange Variation, Neo-Grunfeld 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.cxd5 Nxd5 C41 Exchange Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 exd4 D60 Exchange Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.cxd5 OCC 204 D52 Exchange Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.cxd5 OCC 175 D35 Exchange Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 OCC 158 D45 Exchange Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.cxd5 OCC 150 D37 Exchange Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Nbd7 5.cxd5 OCC 167 B62 Exchange Variation, Richter-Rauzer Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Nxc6 C68 Exchange Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 C63 Exchange Variation, Schliemann Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Bxc6 D10 Exchange Variation, Slav 1.d4 d5 2.c4 c6 3.cxd5 OCC 82 D13 Exchange Variation, Slav; D13 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 D59 Exchange Variation, Tartakow er Defense, QGD; D59 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6 8.cxd5 Nxd5 C02 Extended Bishop Sw ap, French 1.e4 e6 2.d4 d5 3.e5 Bd7 A51 Fajarow icz Variation, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ne4 OCC 291 C31 Falkbeer Countergambit Accepted, KGD 1.e4 e5 2.f4 d5 3.exd5 C31 Falkbeer Counter-Gambit, KGD; C31 1.e4 e5 2.f4 d5 C26 Falkbeer Variation, Vienna; C26 1.e4 e5 2.Nc3 Nf6 B12 Fantasy; Lilienfisch Variation, Caro 1.e4 c6 2.d4 d5 3.f3 E12 Farago Defense, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Ba6 5.Qc2 Bb7 D17 Fazekas Gambit, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 Na6 7.e4 A40 Felbecker Gambit 1.d4 e5 2.dxe5 Nc6 3.Nf3 Bc5 D00 Fianchetto Defense, QP 1.d4 d5 2.Nc3 g6 3.Nf3 Bg7 B20 Fianchetto Defense, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Nf3 g6 A48 Fianchetto Defense, Torre Attack 1.d4 Nf6 2.Nf3 g6 3.Bg5 B06 Fianchetto Gambit, Modern Defense 1.e4 g6 2.d4 f5 A29 Fianchetto Line, Four Knights English; A29 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3 Schiller A22 Fianchetto Line, Tw o Knights Variation, English 1.c4 e5 2.Nc3 Nf6 3.g3 Schiller A24 Fianchetto Lines, Tw o Knights Variation, English; A24 1.c4 e5 2.Nc3 Nf6 3.g3 g6 E15 Fianchetto System, QID; E15 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 E16 Fianchetto Traditional, QID; E16 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 D09 Fianchetto Variation, Albin Countergambit; D09 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.g3 A58 Fianchetto Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 g6 7.Nf3 d6 8.g3 Bg7 9.Bg2 A62 Fianchetto Variation, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 A86 Fianchetto Variation, Dutch; A86 1.d4 f5 2.c4 Nf6 3.g3 E60 Fianchetto Variation, KID 1.d4 Nf6 2.c4 g6 3.g3 D66 Fianchetto Variation, Orthodox Defense, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 b5 OCC 197 B58 Fianchetto Variation, Richter-Rauzer Sicilizn 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.g3 B80 Fianchetto Variation, Scheveningen Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g3 B24 Fianchetto Variation, Sicilian Closed; B24 1.e4 c5 2.Nc3 Nc6 3.g3 B70 Fianchetto Variation, Sicilian Dragon 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.g3 A34 Fianchetto Variation, Symmetrical English 1.c4 c5 2.Nc3 Nf6 3.g3 Schiller A36 Fianchetto Variation, Symmetrical English; A36 1.c4 c5 2.Nc3 Nc6 3.g3 Schiller E16 Fine Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Qc8 6.O-O c5 7.d5 OCC 349 C15 Fingerslip Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 B16 Finnish Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 h6 B86 Fischer Attack, Sozin Attack, Sicilian; B86 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 23. C34 Fischer Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 d6 E44 Fischer Variation, Nimzo-Indian; E44 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Ne2 C89 Fischer Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.g3 C66 Fishing Pole Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Ng4 B87 Flank Variation, Sicilian; B87 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 a6 7.Bb3 b5 C45 Fleissig; Meitner Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Nc2 E73 Flexible Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 h6 A28 Flexible Line, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.d3 Schiller B05 Flohr Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.Be2 c6 B18 Flohr Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nh3 A18 Flohr Variation, English 1.c4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 OCC 44 D80 Flohr Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Bd3 c6 7.O-O Bf5 OCC 376 D90 Flohr Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qa4+ OCC 379 D28 Flohr Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 Nc6 8.Rd1 b5 9.Bb3 c4 10.Bc2 Nb4 11.Nc3 Nxc2 12.Qxc2 Bb7 13.d5 Qc7 OCC 72 B32 Flohr Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qc7 D25 Flohr; Winaw er Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Be6 C92 Flohr; Zaitsev; Lenzerheide Var, Ruy 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Bb7 A18 Flohr-Mikenas-Carls Variation, English; A18 1.c4 Nf6 2.Nc3 e6 3.e4 OCC 40 E77 Florentine Gambit, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.d5 e6 8.Nf3 exd5 9.e5 E78 Fluid Attack, KID; E78 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.Nf3 A87 Fluid Formation, Dutch 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 O-O 6.O-O d6 D33 Folkestone; Sw edish Var, QGD 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 c4 OCC 123 C40 Foltys Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.Nc4 fxe4 5.d3 C40 Foltys-Leonhardt Variation, Latvian Gambit 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.Nc4 A00 Fools Mate, Barnes Opening 1.f3 e5 2.g4 Qh4# B15 Forgacs Variation, Caro Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.Bc4 C10 Fort Knox Variation, French 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 A28 Four Knight Variation, English 1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 OCC 21 C47 Four Knights Openng; C47 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 A28 Four Knights Variation, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.d4 exd4 5.Nxd4 Bb4 6.Bg5 h6 7.Bh4 Bxc3+ 8.bxc3 Ne5 Schiller A28 Four Knights Variation, English; A28 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 Schiller D28 Four Knights Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 Nc6 8.Nc3 B45 Four Knights Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 B33 Four Knights Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 A35 Four Knights Variation, Symmetrical English 1.c4 c5 2.Nc3 Nc6 3.Nf3 Nf6 Schiller A34 Four Knights Variation, Symmetrical English 1.c4 c5 2.Nc3 Nf6 3.Nf3 Nc6 A68 Four Paw ns Attack, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O E76 Four Paw ns Attack, KID; E76 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 OCC 408 B03 Four Paw ns Attack; Chase V 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 A43 Franco-Benoni; Franco-Sicilian 1.d4 c5 2.d5 e6 3.e4 C01 Franco-Hiva Gambit I, French 1.e4 e6 2.d4 f5 C00 Franco-Hiva Gambit, French 1.e4 e6 2.d3 f5 A40 Franco-Indian Defense 1.d4 e6 OCC 243 B00 Franco-Nimzow itsch Variation 1.e4 Nc6 2.Nf3 e6 C00 Franco-Sicilian Defense 1.d4 e6 2.c4 c5 A43 Franco-Sicilian Hybrid 1.d4 e6 2.c4 c5 3.d5 exd5 4.cxd5 d6 5.Nc3 g6 6.e4 Bg7 7.Nf3 Ne7 C27 Frankenstein-Dracula Var, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Nc6 6.Nb5 g6 7.Qf3 f5 8.Qd5 Qe7 C60 Frankfort; Gunderam Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Qf6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 24. C13 Frankfurt Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Ng8 6.Be3 b6 C45 Fraser Attack, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nf3 C51 Fraser Attack; Mortimer, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.Nc3 Bg4 10.Qa4 C40 Fraser Defense, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Nc6 C33 Fraser Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 5.Nc3 Bg7 6.g3 fxg3 7.Qf3 C25 Fraser-Minckw itz Variation, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 b6 B90 Freak Attack, Siicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Rg1 B00 Fred; From Reversed 1.e4 f5 B27 Frederico Variation, Sicilian 1.e4 c5 2.Nf3 g6 3.d4 f5 C42 French Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d3 B00 French Connection, Nimzow itsch Defense 1.e4 Nc6 2.d4 e6 C00 French Defense 1.d4 e6 2.e4 OCC 246 C00 French Defense; C00 1.e4 e6 A18 French Variation, English 1.c4 Nf6 2.Nc3 e6 3.e4 d5 OCC 43 B40 French Variation, Sicilian; B40 1.e4 c5 2.Nf3 e6 C02 Frenkel Gambit, French 1.e4 e6 2.d4 d5 3.e5 c5 4.b4 C10 Frere; Becker; Katilimov, Maric Var, French 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Qd5 C60 Fricke Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 d5 4.Nxe5 Qg5 5.O-O B02 Fried Fox, Alekhine; Krejcik Gambit 1.e4 Nf6 2.Bc4 Nxe4 3.Bxf7+ C57 Fried Liver; Fegatello Attack, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.Nxf7 C80 Friess Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Nxe5 D00 Fritz Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Bc4 A00 Fritz Gambit, Grob 1.g4 d5 2.Bg2 Bxg4 3.c4 C57 Fritz Variation, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nd4 C37 From Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qe7 A02 Froms Gambit, Bird 1.f4 e5 A38 Full Symmetry Line, Symmetrical English; A38 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 Schiller A58 Fully Accepted Variation, Benko Gambit; A58 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 D27 Furman Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.dxc5 Bxc5 D27 Furman Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.Qe2 a6 7.dxc5 Bxc5 8.O-O Nc6 9.e4 b5 10.e5 OCC 69 C70 Furman-Taimanov; Wing Var, Ruy; Norw egian Variation 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Na5 C25 Fyfe Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.d4 C33 Gaga Gambit, KGA 1.e4 e5 2.f4 exf4 3.g3 C33 Gama Gambit, KGA 1.e4 e5 2.f4 exf4 3.g3 fxg3 4.Nf3 A00 Gambit 59 1.g3 d5 2.Bg2 e5 3.b4 B28 Gambit Line, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.c3 d5 4.exd5 Nf6 B44 Gary Gambit, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 a6 8.Na3 d5 B40 Gaw -Paw Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Qb6 A45 Gedult Attack 1.d4 Nf6 2.f3 d5 3.g4 A45 Gedult-Gunderam System 1.d4 Nf6 2.f3 d5 3.g4 A00 Gedutl Gambit #1, Barnes Opening 1.f3 d5 2.e4 g6 3.d4 dxe4 4.c3 A00 Gedutl Gambit #1, Barnes Opening 1.f3 f5 2.e4 fxe4 3.Nc3 E73 Geller Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Nbd7 D15 Geller Gambit, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e4 b5 6.e5 OCC 98 B28 Geller Line, Sicilian 1.e4 c5 2.Nf3 a6 3.c4 Nc6 4.d4 cxd4 5.Nxd4 e5 A35 Geller Variation, Enlgish 1.c4 c5 2.Nc3 Nc6 3.Nf3 Nf6 4.d4 cxd4 5.Nxd4 e6 6.g3 Qb6 OCC 12 C89 Geller Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.d4 Bd6 13.Re1 Qh4 14.g3 Qh3 C45 Geller Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 Bb6 6.a4 a6 7.Nc3 Nf6 SchillerPRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 25. A33 Geller Variation, Symmetrical English 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Nc6 6.g3 Qb6 Schiller D15 Geller Variation; Geller-Tolush Var, Slav Gambit 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e4 OCC 97 D27 Geller Variation; Russian Gambit, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.e4 OCC 73 B06 Gellers System, Modern Defense 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.c3 A21 General Variation, Kings English 1.c4 e5 2.Nc3 d6 3.Nf3 Schiller A83 General Variation, Staunton Gambit, Dutch; A83 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 A00 Gent Gambit, Amar Opening 1.Nh3 d5 2.g3 e5 3.f4 Bxh3 4.Bxh3 exf4 5.O-O fxg3 6.hxg3 Schiller A00 German Defense 1.b4 d5 2.Bb2 Qd6 B02 Geschev Gambit, Alekhine 1.e4 Nf6 2.Nc3 d5 3.exd5 c6 C37 Ghulam Kassim; Koch Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 C37 Ghulam-Kassim Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.d4 gxf3 6.Qxf3 C34 Gianutio Countergambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 f5 C33 Gianutio Counter-Gambit, KGA 1.e4 e5 2.f4 exf4 3.Bc4 f5 A45 Gibbins-Wiedehagen Gambit Accepted 1.d4 Nf6 2.g4 Nxg4 D80 Gibbon Gambit; Grunfeld Spike 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.g4 D00 Giertz-Peters Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 e6 4.f3 B55 Ginsberg Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Bc4 B01 Gipslis Variation, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 Bg4 C25 Giraffe Attack, Vienna 1.e4 e5 2.Nc3 Bc5 3.Qg4 C53 Giuoco Pianissimo 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 C50 Giuoco Pianissimo 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 C50 Giuoco Piano; Italian Opening 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 A00 Gladbacher Gambit, Dunst 1.Nc3 e5 2.b3 d5 3.e4 dxe4 4.d3 A00 Glasscoe Gambit, Dunst 1.Nc3 f5 2.g4 C40 Glatz Gambit; Busch-Gass Gambit 1.e4 e5 2.Nf3 Bc5 C11 Gledhill Attack, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.Qg4 E94 Glek Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Na6 C69 Gligoric Variation, Ruy Lopez; C69 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O f6 E92 Gligoric-Taimanov Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.Be3 A00 Global Opening 1.h3 e5 2.a3 B20 Gloria Variation, Sicilian 1.e4 c5 2.c4 d6 3.Nc3 Nc6 4.g3 h5 D21 Godes Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nd7 B32 Godiva Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qb6 C51 Goering Attack, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.Nc3 Na5 10.Bg5 C44 Goering Gambit Declined, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 d5 C44 Goering Gambit, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 C59 Goering Variation, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Be2 h6 9.Nf3 e4 10.Ne5 D70 Goglidze Attack 1.d4 Nf6 2.c4 g6 3.f3 d5 B10 Goldman Variation, Caro 1.e4 c6 2.Nc3 d5 3.Qf3 A16 Golombek Defense, English; Anti English 1.c4 Nf6 2.Nc3 d5 D03 Gossip Variation, QP 1.d4 d5 2.Nf3 Nf6 3.Bg5 Ne4 B23 Grand Prix Variation, Sicilian 1.e4 c5 2.Nc3 d6 3.f4 D06 Grau V; Brieger Defense; Sahovic Defense; Baltic Defense 1.d4 d5 2.c4 Bf5 OCC 218 A01 Graz Attack, Larsen 1.b3 d5 2.Ba3 C70 Graz Variation, Ruy 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Bc5 A10 Great Snake, English 1.c4 g6 C40 Greco Defense 1.e4 e5 2.Nf3 Qf6 C23 Greco Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.f4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 26. C38 Greco Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 h6 6.d4 d6 C54 Greco Variation, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.O-O Nxc3 C33 Greco Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Bc5 C40 Greco Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Qe7 D20 Greco Variation, QGA 1.d4 d5 2.c4 dxc4 3.e4 b5 C38 Greco; Calabrian Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 h6 6.d4 d6 7.hxg5 hxg5 8.Rxh8 Bxh8 9.Nc3 C37 Greco-Lolli; Wild Muzio Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Bxf7+ C39 Green; Kolisch Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 d6 C53 Grevo Gambit, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 A00 Grigorian Variation, Polish 1.b4 Nc6 Schiller C12 Grigoriev Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.exf6 hxg5 7.fxg7 Rg8 8.h4 gxh4 9.Qg4 B72 Grigoriev Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.Qd2 O-O 9.O-O-O C33 Grimm Attack, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 5.Nc3 Bg7 6.d4 d6 7.e5 A53 Grinberg Gambit, Old Indian 1.d4 Nf6 2.c4 d6 3.Nc3 Bf5 4.e4 A00 Grob Gambit Declined, Grob 1.g4 d5 2.Bg2 c6 A00 Grob Gambit, Grob 1.g4 d5 2.Bg2 A00 Grob; Ahlhausen; Kolibri; Fric; Genoa; Spike; San Pier DArena 1.g4 A00 Grobs Gambit Accepted, Grob 1.g4 d5 2.Bg2 Bxg4 D00 Grosshans Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Bd7 A00 Gruenfeld Defense, Dunst 1.Nc3 d5 2.e4 dxe4 3.Nxe4 e5 E11 Gruenfeld Variation, Bogo-Indian 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 OCC 337 B01 Gruenfeld Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bf5 6.Ne5 c6 7.g4 D64 Gruenfeld Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 a6 9.a3 OCC 195 D01 Grunfeld Defense, Veresov 1.d4 d5 2.Nc3 Nf6 3.Bg5 Nbd7 4.Nf3 g6 D80 Grunfeld Defense; D80 1.d4 Nf6 2.c4 g6 3.Nc3 d5 OCC 363 D32 Grunfeld Gambit, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.dxc5 d4 7.Na4 b5 D83 Grunfeld Gambit; D83 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O OCC 389 D03 Grunfeld Variation, QP 1.d4 d5 2.Nf3 Nf6 3.Bg5 g6 B00 Guatemalan Defense 1.e4 b6 2.d4 Ba6 B01 Gubinsky-Melts Defense, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 B31 Gufeld Gambit, Sicilian 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 e5 6.d4 C04 Guimard Variation, French 1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nfd7 D00 Gunderam Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 5.g4 Bg6 6.h4 D00 Gunderam Defense, BDG; Rook Paw n Defense 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 h5 C40 Gunderam Gambit 1.e4 e5 2.Nf3 c6 C40 Gunderam Gambit 1.e4 e5 2.Nf3 Qe7 3.Bc4 f5 D31 Gunderam Gambit, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.f3 D00 Gunderam; Tartakow er Var, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Bf5 D21 Gunsberg Defense, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 c5 C45 Gunsberg Defense, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Bb5 Nd8 D20 Gunsberg Defense; Prianishenmo Gambit, QGA 1.d4 d5 2.c4 dxc4 3.Nc3 c5 4.d5 Nf6 5.Nf3 e6 6.e4 exd5 7.e5 C47 Gunsberg Variation, Four Kngiths 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.a3 B06 Gurgenidze Defense, Modern Defense 1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.f4 d5 5.e5 h5 B15 Gurgenidze System, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 g6 B15 Gurgenidze Variation, Caro 1.e4 c6 2.d4 d5 3.Nc3 b5 B15 Gurgenidze Variation, Caro 1.e4 c6 2.d4 d5 3.Nc3 g6 4.e5 Bg7 5.f4 h5 B31 Gurgenidze Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 e5 6.b4 B36 Gurgenidze Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Nf6 6.Nc3 Nxd4 7.Qxd4 d6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 27. D06 Gusev Countergambit, QGD 1.d4 d5 2.c4 c5 3.cxd5 Nf6 C03 Haberditz Variation, French 1.e4 e6 2.d4 d5 3.Nd2 f5 D22 Haberditz Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 b5 OCC 62 D06 Haberditz Variation, QGD 1.d4 d5 2.c4 c5 3.cxd5 Nf6 4.e4 Nxe4 5.dxc5 Qa5+ A43 Habichd; Haw k Variation, Benoni 1.d4 c5 2.d5 Nf6 3.Nf3 c4 B20 Halasz Gambit, Sicilian 1.e4 c5 2.d4 cxd4 3.f4 C40 Halasz-Jacobsen Gambit 1.e4 e5 2.Nf3 d5 3.exd5 Bd6 C21 Halasz-McDonnell Gambit 1.e4 e5 2.d4 exd4 3.f4 C50 Half Giuoco Piano; Semi-Italian Opening 1.e4 e5 2.Nf3 Nc6 3.Bc4 d6 C22 Hall Variation, Center 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qc4 C46 Hallow een Gambit, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Nxe5 B00 Hammer Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.dxe5 f6 A00 Hammerschlag; Pork Chop Opening 1.f3 e5 2.Kf2 Schiller C25 Hamppe-Allgaier Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.h4 g4 6.Ng5 C25 Hamppe-Allgaier-Thorold Gambit 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.h4 g4 6.Ng5 h6 7.Nxf7 Kxf7 8.d4 C25 Hamppe-Mietner Variation, Vienna 1.e4 e5 2.Nc3 Bc5 3.Na4 C25 Hamppe-Muzio Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.Bc4 g4 6.O-O A00 Hanham; Hayw ard 1.c3 e5 2.Qc2 C41 Hanham; Lord Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nd7 D00 Hans Mullers; Vienna V 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 C38 Hanstein Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.O-O C60 Harding Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 d5 4.Nxe5 Qg5 5.Nxc6 C80 Harksen Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.c4 D37 Harrw itz Attack, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 D35 Harrw itz; Rubinstein Var, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bf4 OCC 170 A40 Hartlaub Gambit Accepted 1.d4 e6 2.c4 b6 3.Nc3 Bb7 4.e4 f5 5.exf5 Nf6 A40 Hartlaub Gambit Accepted, English Defense 1.c4 e6 2.d4 b6 3.Nc3 Bb7 4.e4 f5 5.exf5 Nf6 Schiller A40 Hartlaub Gambit Declined 1.d4 e6 2.c4 b6 3.Nc3 Bb7 4.e4 f5 5.d5 A40 Hartlaub Gambit Declined, English Defense 1.c4 e6 2.d4 b6 3.Nc3 Bb7 4.e4 f5 5.d5 Schiller A40 Hartlaub Gambit, English 1.c4 b6 2.d4 Bb7 3.Nc3 e6 4.e4 f5 5.exf5 Nf6 A62 Hastings Defense, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Nbd7 D30 Hastings Variation, QGD 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 h6 5.Bxf6 Qxf6 6.Nc3 c6 7.Qb3 OCC 216 A43 Haw k Variation, Benoni 1.d4 c5 2.d5 Nf6 3.Nf3 c4 C30 Heath Variation, KGD; Rotlew i Countergambit 1.e4 e5 2.f4 Bc5 3.Nf3 d6 4.b4 B12 Hector Gambit, Caro 1.e4 c6 2.Nc3 d5 3.Nf3 dxe4 4.Ng5 A00 Hector Gambit, Dunst 1.Nc3 d5 2.e4 dxe4 3.Bc4 C66 Hedgehog Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 E12 Hedgehog Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 g6 B41 Hedgehog Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 g6 A30 Hedgehog Variation, Symmetrical English 1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 Schiller A17 Hegehog System, Anglo-Indian English; A17 1.c4 Nf6 2.Nc3 e6 C51 Hein Countergambit, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 d5 B00 Hekili-Loa Gambit, Ow en Defense 1.e4 b6 2.d4 c5 3.dxc5 Nc6 C11 Henneberger Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Be3 D63 Henneberger Variation; Sw iss Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 a6 OCC 188 D53 Heral Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Bxf6 B00 Herford Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.dxe5 Qh4 A45 Hergert Gambit #1, Trompow sky 1.d4 Nf6 2.Bg5 Ne4 3.Bh4 d5 4.f3 Nf6 5.Nc3 Bf5 6.e4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 28. A45 Hergert Gambit #2, Trompow sky 1.d4 Nf6 2.Bg5 Ne4 3.Bh4 c6 4.Nd2 Qa5 5.c3 Nxd2 6.Qxd2 d5 7.e4 A00 Hergert Gambit, Dunst 1.Nc3 d6 2.f4 e5 3.fxe5 Nc6 A45 Hergert Gambit, Trompow sky 1.d4 Nf6 2.Bg5 Ne4 3.h4 Nxg5 4.hxg5 e5 A04 Herrstrom Gambit, Reti 1.Nf3 g5 C37 Herzfeld; Portuguese; Vienna, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 Nc6 A80 Hevendehl Gambit, Dutch 1.d4 f5 2.g4 e5 A10 Hickmann Gambit, English 1.c4 f5 2.e4 A10 Hickmann Gambit, English 1.c4 f5 2.e4 fxe4 3.d3 B10 Hillbilly Attack, Caro-Kann 1.e4 c6 2.Bc4 C31 Hinrichsen Gambit, KGD 1.e4 e5 2.f4 d5 3.d4 A00 Hippopotamus Attack 1.a3 e5 2.b3 d5 3.c3 Nf6 4.d3 Nc6 5.e3 Bd6 6.f3 O-O 7.g3 A02 Hobbs Gambit, Bird 1.f4 g5 C01 Hoffman Gambit 1.e4 e6 2.d4 d5 3.Qe2 e5 4.f4 exf4 C37 Hollow ay Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Nc6 A80 Hopton Attack, Dutch 1.d4 f5 2.Bg5 B00 Hornung Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 3.Be3 C39 Horny Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 h6 6.Nxf7 Kxf7 7.Qxg4 Nf6 8.Qxf4 A03 Horsefly Defense, Bird 1.f4 Nh6 A50 Horsefly Gambit 1.d4 Nf6 2.c4 Nc6 3.d5 Ne5 4.f4 A81 Hort-Antoshin Variation, Dutch 1.d4 f5 2.g3 Nf6 3.Bg2 d6 4.c4 c6 5.Nc3 Qc7 OCC 267 C45 Horw itz Attack, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nb5 A40 Horw itz Defense 1.d4 e6 A40 Horw itz Defense: Zilbermints Gambit 1.c4 e6 2.d4 e5 Schiller C23 Horw itz Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.Nc3 b5 C81 How ell Attack, Ruy Lopez; C81 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Qe2 A56 Hromadka Defense; Loose Gambit: A56 1.d4 Nf6 2.c4 c5 OCC 278 A56 Hromadka System, Benoni 1.d4 Nf6 2.c4 c5 3.d5 d6 C24 Hromadka Variation, Bishop 1.e4 e5 2.Bc4 Nf6 3.d3 Nc6 4.Nc3 Bb4 5.Ne2 D00 Hubsch Gambit 1.d4 d5 2.Nc3 Nf6 3.e4 Nxe4 E50 Huebner Deferred, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 c5 E41 Huebner Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3 OCC 318 E41 Huebner Variation, Nimzo-Indian; E41 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 A45 Huebsch Gambit 1.d4 Nf6 2.Nc3 d5 3.e4 Nxe4 A00 Hulsemann Gambit, Dunst 1.Nc3 e5 2.e3 d5 3.Qh5 Be6 A25 Hungarian Attack, English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 4.Rb1 Schiller D92 Hungarian Attack, Grunfeld; D92 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 C50 Hungarian Defense 1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 E00 Hungarian Gambit, Catalan 1.d4 Nf6 2.c4 e6 3.g3 e5 D97 Hungarian Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 a6 OCC 381 B02 Hunt Gambit, Alekhine; Tw o Paw n Attack 1.e4 Nf6 2.e5 Nd5 3.c4 B03 Hunt Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.c5 A00 Hurst Attack, Grob 1.g4 d5 2.Bg2 e5 3.c4 A00 Hurst Attack, Grob 1.g4 e5 2.Bg2 d5 3.c4 B27 Hyperaccelerated Dragon, Sicilian 1.e4 c5 2.Nf3 g6 B27 Hyperaccelerated Pterodactyl, Sic 1.e4 c5 2.Nf3 g6 3.d4 Bg7 D70 Iago Defense 1.d4 Nf6 2.c4 Nc6 C17 Icelandic Defense, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 Ne7 6.f4 B01 Icelandic-Palme Gambit, CC 1.e4 d5 2.exd5 Nf6 3.c4 e6 OCC 268PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 29. A81 Ilyin-Genevsky Variation, Dutch 1.d4 f5 2.g3 Nf6 3.Bg2 e6 4.Nf3 Be7 5.O-O O-O 6.c4 OCC 268 A81 Ilyin-Genevsky Variation, Dutch 1.d4 f5 2.g3 Nf6 3.Bg2 e6 4.Nf3 Be7 5.O-O O-O 6.c4 d6 A97 Ilyin-Genevsky Variation, Dutch; A97 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Qe8 OCC 253 A06 Improved Lisitsin G, Reti 1.Nf3 f5 2.d3 C66 Improved Steinitz Defense, Ruy Lopez; C66 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 A00 Indian Defense, Hungarian 1.g3 Nf6 A45 Indian Defense; A45 1.d4 Nf6 OCC 275 C20 Indian Opening 1.e4 e5 2.d3 A01 Indian Variation, Larsen 1.b3 Nf6 Schiller C45 Intermezzo Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nxc6 Qf6 C44 Inverted Hanham Opening 1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d3 d5 5.Nbd2 A00 Irish Attack; Polish Attack, Dunst 1.Nc3 e5 2.f4 D00 Irish Gambit, QP 1.d4 d5 2.Nc3 c5 C50 Italian Four Knights Variation 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 5.Nc3 C50 Italian Game; C50 1.e4 e5 2.Nf3 Nc6 3.Bc4 C46 Italian Variation, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bc4 C50 Italian Variation, Four Knights Game 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Nc3 Nf6 C82 Italian Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 B17 Ivanchuk Defense, Caro Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ndf6 B63 Ivanov Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Qb6 C41 Jaenisch Counter-Attack, Philidor; Nimzow itsch Variation 1.e4 e5 2.Nf3 d6 3.d4 Nf6 C44 Jaenisch Counterattack, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 C63 Jaenisch Gambit Accepted, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.exf5 C70 Jaenisch Gambit Deferred, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.exf5 A10 Jaenisch Gambit; Halibut Gambit, English 1.c4 b5 OCC 10 C33 Jaenisch Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Nf6 C33 Jaenisch Variation, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 Qf6 C42 Jaenisch Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.c4 C77 Jaffe Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.c3 B41 Jaffe Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.Bd3 e5 C40 Jalalabad Defense 1.e4 e5 2.Nf3 c5 B27 Jalalabad Variation, Sicilian 1.e4 c5 2.Nf3 e5 C49 Janow ski Variation, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 Bxc3 7.bxc3 d6 8.Re1 C12 Janow ski Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Be3 A53 Janow ski Variation, Old Indian 1.d4 Nf6 2.c4 d6 3.Nc3 Bf5 D64 Janow ski Variation, Orthodox Defense, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.h4 OCC 201 D08 Janow ski Variation, QGD 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.Nbd2 f6 OCC 114 D31 Janow ski Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 a6 OCC 116 D07 Janow ski Variation, QGD 1.d4 d5 2.c4 Nc6 3.Nc3 dxc4 4.Nf3 D25 Janow ski-Larsen; Modern Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Bg4 OCC 75 A80 Janzen-Korchnoi Gambit, Dutch 1.d4 f5 2.h3 Nf6 3.g4 A00 Jendrossek Gambit, Dunst 1.Nc3 d5 2.f4 d4 3.Ne4 f5 4.Nf2 Nf6 5.Nf3 c5 6.b4 C50 Jerome Gambit; Kentucky Opening 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Bxf7+ B02 John Tracy Gambit, Alekhine 1.e4 Nf6 2.Nf3 C56 Jordansky Attack, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 6.Re1 d5 7.Bxd5 Qxd5 8.Nc3 Qa5 9.Ne4 Be6 10.Bg5 D31 Junge Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.a4 Bb4 6.e3 b5 7.Bd2 Qb6 OCC 137 A00 Kadas Gambit #1 1.h4 c5 2.b4 A00 Kadas Gambit #2 1.h4 d5 2.d4 c5 3.Nf3 cxd4 4.c3PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 30. A00 Kadas Gambit #3 1.h4 e5 2.d4 exd4 3.c3 B01 Kadas Gambit, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 c6 4.dxc6 e5 A00 Kadas Opening 1.h4 A20 Kahiko-Hula Gambit, English 1.c4 e5 2.e3 Nf6 4.f4 exf4 4.Nf3 Schiller B32 Kalashnikov Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 D00 Kampars Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 5.g4 Bg6 6.g5 Nd5 7.fxe4 B20 Kan Formation, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Nf3 a6 B28 Kan Line, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 e6 C15 Kan Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 dxe4 5.a3 Bxc3+ 6.Nxc3 Nc6 A22 Kapengut; Smyslov; Modern V, English 1.c4 e5 2.Nc3 Nf6 3.g3 Bb4 OCC 30 C42 Karklins-Martinovsky Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nd3 A00 Karniew ski; Tubingen Variation, Polish 1.b4 Nh6 Schiller C80 Karpov Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.Nbd2 Nc5 10.c3 d4 B04 Karpov Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.c4 Nb6 6.h3 Bg7 8.Be2 B17 Karpov Variation, Caro-Kann; B17 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 B17 Kasparov Attack, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Ng3 E12 Kasparov Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 E12 Kasparov-Petrosian Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 B27 Katalimov Variation, Sicilian 1.e4 c5 2.Nf3 b6 C42 Kaufmann Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.c4 C65 Kaufmann Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 Bc5 5.Be3 C29 Kaufmann Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Nf3 Bg4 6.Qe2 D00 Kaulich Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c5 E62 Kavalek Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c6 7.O-O Qa5 E91 Kazakh Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 Na6 C87 Kecskemet; Timbuktu Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 Be8 A00 Keene Defense, Grob 1.g4 d5 2.h3 e5 A00 Keene Defense, Grob 1.g4 d5 2.h3 e5 3.Bg2 c6 C30 Keene Defense, KGD 1.e4 e5 2.f4 Qh4+ 3.g3 Qe7 A28 Keene; Stean Variation, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e3 Bb4 5.Qc2 O-O 6.Nd5 Re8 7.Qf5 C24 Keidansky Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.Nf3 Nxe4 5.Qxd4 E60 Kemeri Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 5.cxd5 Nxd5 6.Nf3 O-O 7.O-O c5 D85 Kemeri Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.g3 D80 Kemeri Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.g3 OCC 390 D70 Kemeri; Neo-Grunfeld 1.d4 Nf6 2.c4 g6 3.g3 d5 B00 Kennedy Variation, Nimzow itsch 1.e4 Nc6 2.d4 e5 A00 Keoni-Hiva Gambit 1.e3 d5 2.Nc3 Nf6 3.a3 e5 4.f4 exf4 5.Nf3 Chessville B00 Keres Attack, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nc3 A14 Keres Defense, English 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O c5 6.cxd5 Nxd5 7.Nc3 Nc6 A40 Keres Defense, Indian; Kangaroo Defense 1.d4 e6 2.c4 Bb4+ OCC 244 E33 Keres Defense, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 C92 Keres Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nd7 A00 Keres Gambit II, Grob 1.g4 d5 2.Bg2 e5 3.d4 exd4 4.c3 A00 Keres Gambit, Grob 1.g4 d5 2.Bg2 c6 3.c4 dxc4 4.Na3 B04 Keres Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 Nb6 6.Bb3 Bg7 7.a4 A21 Keres Variation, English 1.c4 e5 2.Nc3 d6 3.g3 c6 OCC 20 A23 Keres Variation, English; A23 1.c4 e5 2.Nc3 Nf6 3.g3 c6 OCC 31 D98 Keres Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Be2 Nb6 10.Qd3 Nc6 11.O-O-O Qc8 OCC 388PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 31. C32 Keres Variation, KGD 1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.Nd2 E93 Keres Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 Nbd7 8.Bg5 h6 9.Bh4 g5 10.Bg3 Nh5 11.h4 OCC 400 E25 Keres Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5 OCC 301 E40 Keres Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 d5 5.a3 Bxc3+ 6.bxc3 c5 7.cxd5 exd5 8.Bd3 O-O 9.Ne2 b6 OCC 321 E53 Keres Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O b6 C71 Keres Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c4 C92 Keres Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 a5 C96 Keres Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Nd7 C68 Keres Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 bxc6 5.Nc3 C33 Keres, Mason, Parnu, Requena 1.e4 e5 2.f4 exf4 3.Nc3 B20 Keres; Billium Attack, Sicilian; Chameleon 1.e4 c5 2.Ne2 C81 Keres; Estonian; How ell; Moscow Var 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 B81 Keres; Panov Variation, Sicilian; B81 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 A34 Keres-Parma System, English 1.c4 c5 2.Nc3 Nf6 3.Nf3 e6 4.g3 Nc6 A18 Kevitz Defense, English 1.c4 Nf6 2.Nc3 e6 3.e4 Nc6 OCC 42 C89 Kevitz Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.Bxd5 cxd5 13.d4 Bd6 14.Re3 A50 Kevitz-Trajkovic Defense 1.d4 Nf6 2.c4 Nc6 OCC 288 C23 Khan Gambit, Bishop 1.e4 e5 2.Bc4 d5 C42 Kholmov Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nxe4 4.Qe2 Qe7 B07 Kholmov System, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bc4 C92 Kholmov Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Be6 C20 Kiddie Countergambit 1.e4 e5 2.Qh5 Nf6 B01 Kiel Variation, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb4 C33 Kieseritzky Gambit, Bishops Gambit, KGA 1.e4 e5 2.f4 exf4 3.Bc4 b5 C39 Kieseritzky Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 B28 Kieseritzky System, Sicilian 1.e4 c5 2.Nf3 a6 3.b3 C58 Kieseritzky; Morphy Var, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.d3 B20 King Davids Opening 1.e4 c5 2.Ke2 A15 King Fianchetto Defense, English 1.c4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O OCC 46 C20 King Paw n Game; C20 1.e4 e5 A65 King Paw n lines, Benoni; A65 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 A59 King Walk Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4 Bxf1 8.Kxf1 g6 9.g3 Bg7 10.Kg2 O-O C00 King"s Indian Attack 1.e4 e6 2.d3 A80 Kingfisher Gambit, Dutch 1.d4 f5 2.Nc3 d5 3.e4 C68 Kings Bishop Variation, Ruy Lopez Exchange 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bd6 A20 Kings English Variation, English; A20 1.c4 e5 Schiller C33 Kings Gambit Accepted; C33 1.e4 e5 2.f4 exf4 C20 Kings Gambit Reversed 1.e4 e5 2.d3 f5 C23 Kings Gambit Reversed, Bishop 1.e4 e5 2.Bc4 f5 C30 Kings Gambit; C30 1.e4 e5 2.f4 C20 Kings Head 1.e4 e5 2.f3 C20 Kings Head Opening 1.e4 e5 2.f3 Nf6 3.Nc3 A00 Kings Head Opening 1.f3 e5 2.e4 Nf6 3.Nc3 Schiller A05 Kings Indian Attack; Reti; Zukertort; A05 1.Nf3 Nf6 D70 Kings Indian Defense; West Indian Defense; D70 1.d4 Nf6 2.c4 g6 OCC 362 E60 Kings Indian Defense; West Indian Defense; E60 1.d4 Nf6 2.c4 g6 A56 Kings Indian System, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 g6 A48 Kings Indian Variation 1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Bd3 d6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 32. A00 Kings Indian Variation, Polish 1.b4 Nf6 2.Bb2 g6 C34 Kings Knight Gambit, KGA; C34 1.e4 e5 2.f4 exf4 3.Nf3 C40 Kings Knight Opening; C40 1.e4 e5 2.Nf3 A13 Kings Knight Variation, Agincourt Defense, English 1.c4 e6 2.Nf3 d5 Schiller A15 Kings Knight Variation, English 1.c4 Nf6 2.Nf3 E60 Kings Knight Variation, KID 1.d4 Nf6 2.c4 g6 3.Nf3 A43 Kingside move order, Benoni 1.d4 c5 2.d5 Nf6 3.Nf3 C24 Kitchner Folly, Bishop 1.e4 e5 2.Bc4 Nf6 3.d3 Be7 4.Nf3 O-O C41 Klein Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Bc4 C37 Kling & Horw itz Counter-Attack, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O Qe7 D00 Kloss Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.O-O O-O 8.Kh1 C57 Kloss Gambit, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nb4 A00 Kluver Gambit, Dunst 1.Nc3 f5 2.e4 fxe4 3.d3 B02 Kmoch Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.Bc4 Nb6 4.Bb3 c5 5.d3 E20 Kmoch Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 OCC 328 D41 Kmoch Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 cxd4 8.cxd4 Bb4+ 9.Bd2 Bxd2+ 10.Qxd2 O-O 11.Bb5 OCC 163 D51 Knight Defense, QGD; D51 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 B15 Knight Variation, Caro 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 C00 Knight Variation, French 1.e4 e6 2.Nf3 C25 Knight Variation, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 A46 Knights Variation, Indian Game; A46 1.d4 Nf6 2.Nf3 C80 Knoore Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.Nc3 B41 Koch Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.e5 C37 Koch; Ghulam Kassim Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.d4 C15 Kondratiyev Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd3 c5 5.exd5 Qxd5 6.Bd2 C64 Konikow ski Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.c3 d5 C44 Konstantinopolsky Opening 1.e4 e5 2.Nf3 Nc6 3.g3 A00 Koola-Koola 1.h4 a5 D31 Koomen Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.a4 Bb4 6.e3 b5 7.Bd2 Qe7 OCC 138 C74 Kopaiev Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5 6.exf5 Bxf5 7.O-O B50 Kopec System, Sicilian 1.e4 c5 2.Nf3 d6 3.Bd3 E97 Korchnoi Attack, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Bd2 B23 Korchnoi Defense, Sicilian 1.e4 c5 2.Nc3 e6 3.g3 d5 D20 Korchnoi Gambit, QGA 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.Kf1 A28 Korchnoi Line, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.a3 Schiller A16 Korchnoi Variation, English 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.Nf3 g6 5.g3 Bg7 6.Bg2 e5 OCC 36 E21 Korchnoi Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.d5 OCC 330 A80 Korchnois Variation, Dutch 1.d4 f5 2.h3 A52 Kornl Richter Gambit, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Bf4 Nc6 5.Nf3 Bb4+ 6.Nc3 Bxc3+ C63 Kostic Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Be7 C63 Kostic Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 Nf6 5.exf5 Bc5 C37 Kotov Gambit 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.d4 gxf3 6.Bxf4 B50 Kotov Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.g3 b5 A40 Kotov Variation, Modern 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 Nc6 A40 Kotov-Robatsch Defense 1.d4 g6 2.c4 Bg7 E98 Kozul Gambit, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.Be3 f5 E70 Kramer Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nge2 E17 Kramnik Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Re1PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 33. B40 Kramnik Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.c4 D85 Kramniks Line, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.h3 A21 Kramnik-Shirov Variation, English 1.c4 e5 2.Nc3 Bb4 Schiller D17 Krause Attack, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 C47 Krause Gambit, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.Nxe5 A84 Krause Variation, Dutch 1.d4 f5 2.c4 Nf6 3.Nc3 d6 4.Nf3 Nc6 C41 Krause Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.O-O D40 Krause Variation, Semi-Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.Bg5 cxd4 6.Nxd4 e5 7.Ndb5 a6 8.Qa4 OCC 165 D17 Krause Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 e6 7.f3 Bb4 8.e4 Bxe4 OCC 94 A45 Kraus-Muhlherr Counter Gambit 1.d4 Nf6 2.f3 d5 3.e4 e5 4.dxe5 Nxe4 A00 Krazy Kat 1.Nh3 e5 2.f3 d5 3.Nf2 C23 Kreijcik Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.f3 Bc5 4.Ne2 Nc6 5.b4 C20 Krejcik Gambit 1.e4 e5 2.f3 Nf6 3.Bc4 Bc5 4.Ne2 Nc6 5.b4 B02 Krejcik Variation, Alekhine 1.e4 Nf6 2.Bc4 D08 Krenosz Variation, QGD 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 Nc6 5.Nbd2 Bg4 6.h3 Bxf3 7.Nxf3 Bb4+ 8.Bd2 Qe7 OCC 115 C15 Kunin Double Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 dxe4 5.Qg4 Qxd4 C22 Kupreichik Variation, Center 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qe3 Nf6 5.Nc3 Bb4 6.Bd2 O-O 7.O-O-O Re8 8.Bc4 B56 Kupreichik Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bd7 A13 Kurajica Defense, English 1.c4 e6 2.Nf3 d5 3.g3 c6 Schiller B09 Kurajica Variation, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be3 C57 Kurkin Gambit, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5 6.Bf1 h6 7.Nxf7 B40 Kveinis Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Qb6 C40 Labourdonnais Gambit 1.e4 e5 2.Nf3 Qf6 3.Bc4 Qg6 4.O-O C53 Labourdonnais Variation, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 d6 5.d4 exd4 6.cxd4 Bb6 C23 Labourdonnais-Denker Gambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.b4 Bxb4 4.c3 D00 Lamb Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Nc6 C21 Lanc-Arnold Gambit, Center 1.e4 e5 2.d4 exd4 3.Nf3 Bc5 4.c3 B12 Landau Gambit, Caro-Kann 1.e4 c6 2.d4 d5 3.Bd3 Nf6 4.e5 Nfd7 6.e6 D12 Landau Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.cxd5 cxd5 6.Qb3 Qc8 7.Bd2 e6 8.Na3 OCC 106 D00 Lange Gambit; Alfred Lange Gambit; Simple Variation 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Nxe4 C51 Lange Variation, Evans Gambit 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bb6 5.b5 Na5 6.Nxe5 Nh6 D00 Langeheinecke Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 e3 C41 Larobok Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 A00 Laroche Gambit 1.Nc3 b5 E62 Larsen Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c6 7.O-O Bf5 B20 Larsen Defense, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 7.O-O Qc7 8.Qe2 Bd6 B04 Larsen Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 D86 Larsen Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 Qd7 D86 Larsen Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 Qd7 9.O-O b6 OCC 369 E90 Larsen Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be3 OCC 406 C41 Larsen Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 g6 D47 Larsen Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 9.e4 b4 10.Na4 c5 Larsen; Queens Fianchetto; Nimzo-Larsen Attack; Ow ens A01 Opening; Greek Attack 1.b3 OCC 5 B21 Larsen-Santasiere (McDonnell Attack) Variation, Sicilian; B21 1.e4 c5 2.f4 C20 Lasa Gambit 1.e4 e5 2.c3 f5 D18 Lasker Variation; Mareschall Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 Na6 OCC 89 C52 Lasker Defense, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 d6 7.O-O Bb6 OCC 263PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 34. A83 Lasker Gambit, Dutch 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 c6 5.f3 OCC 263 A83 Lasker Gambit, Dutch 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 g6 5.f3 OCC 264 A00 Lasker Simul Special 1.g3 h5 D08 Lasker Trap, QGD 1.d4 d5 2.c4 e5 3.dxe5 d4 4.e3 Bb4+ 5.Bd2 dxe3 OCC 111 B02 Lasker Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 B01 Lasker Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bg4 6.h3 C12 Lasker Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Bxc3 C42 Lasker Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 D53 Lasker Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Ne4 OCC 184 D56 Lasker Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 OCC 207 D56 Lasker Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 B33 Lasker-Pelikan Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 C40 Latvian Gambit Accepted 1.e4 e5 2.Nf3 f5 3.exf5 C40 Latvian; Greco Counter-Gambit 1.e4 e5 2.Nf3 f5 D06 Lazard Gambit, Chigorin Defense 1.d4 d5 2.c4 Nc6 3.Nf3 e5 A45 Lazard Gambit; Maddigan Gambit 1.d4 Nf6 2.Nd2 e5 B53 Lazy Knight Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 Nd7 D70 Leko Gambit 1.d4 Nf6 2.c4 g6 3.f3 e5 D00 Lemberger Counter-Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 e5 B00 Lemming Defense 1.e4 Na6 A41 Lengfellner System 1.d4 d6 2.e4 e6 OCC 235 A86 Leningrad System, Dutch 1.d4 f5 2.c4 Nf6 3.Nf3 g6 4.g3 OCC 256 A86 Leningrad Variation, Dutch 1.d4 f5 2.c4 Nf6 3.g3 g6 A81 Leningrad Variation, Dutch 1.d4 f5 2.g3 g6 OCC 271 A81 Leningrad Variation, Dutch 1.d4 f5 2.g3 Nf6 3.Bg2 g6 OCC 270 E30 Leningrad Variation, Nimzo-Indian; E30 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 OCC 333 C33 Leonardo (Stamma) Gambit, KGA 1.e4 e5 2.f4 exf4 3.h4 B01 Leonhardt (Rosen) Gambit, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.b4 C47 Leonhardt Defense, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.Nxe5 Qe7 C52 Leonhardt Variation, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 b5 C40 Leonhardt Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.Nc4 fxe4 5.Nc3 C44 Leonhardt Variation, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 Nf6 C90 Leonhardt Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 11.h3 Nc6 12.d5 Nd8 13.Nbd2 g5 B88 Leonhardt Variation, Sicilian; B88 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 C33 Lesser Bishop; Tartakow er 1.e4 e5 2.f4 exf4 3.Be2 E62 Lesser Simagin (Spassky) Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O Bf5 A04 Lessing Defense 1.Nf3 Nc6 D97 Levenfish Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 b6 OCC 383 B71 Levenfish Variation, Sicilian; B71 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 D32 Levenfish Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.e3 Nf6 5.Nf3 Nc6 6.Bd3 Bd6 7.O-O O-O 8.Qe2 Qe7 9.dxc5 Bxc5 10.e4 OCC 132 C40 Levenstein; Queens Defense; Brazilian; Gunderam 1.e4 e5 2.Nf3 Qe7 C23 Lew is Countergambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.c3 d5 4.Bxd5 Nf6 C23 Lew is Counter-Gambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.c3 d5 C53 Lew is Defense, Italian; Closed Variation 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 C23 Lew is Gambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.d4 C67 LHermet Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 C42 Lichtenhein Defense, Petroff 1.e4 e5 2.Nf3 Nf6 3.Bc4 Nxe4 4.Nc3 d5 A00 Liebig Gambit, Dunst 1.Nc3 e5 2.e3 d5 3.Qh5 Nf6 OCC 156PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 35. D44 Lilienthal Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5 hxg5 10.Bxg5 Nbd7 11.g3 OCC 156 D20 Linares Variation, QGA 1.d4 d5 2.c4 dxc4 3.e4 c5 4.d5 Nf6 5.Nc3 b5 A45 Linder Counter Gambit 1.d4 Nf6 2.f3 e6 3.e4 Nxe4 B00 Linksspringer Variation, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.d5 C41 Lion Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Nc3 Ngf6 B07 Lions Jaw , Pirc 1.e4 d6 2.d4 Nf6 3.f3 B90 Lipnitzky Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 A42 Lisbon Gambit 1.d4 d6 2.c4 e5 3.dxe5 Nc6 A80 Lisbon Gambit, Dutch; Krejcik Variation 1.d4 f5 2.g4 OCC 274 A04 Lisitsin Gambit; Polish Gambit 1.Nf3 f5 2.e4 A40 Lithuanian Variation, Mikenas 1.d4 Nc6 2.c4 e5 3.d5 Nce7 A40 Lizard Defense; Pirc-Diemer Gambit 1.d4 g6 2.h4 Nf6 3.h5 B28 Ljubojevic Line, Sicilian 1.e4 c5 2.Nf3 a6 3.c3 b5 B09 Ljubojevic Variation, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Bc4 C40 Lobster Gambit, Latvian 1.e4 e5 2.Nf3 f5 3.g4 C41 Locock Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Ng5 h6 5.Nxf7 D33 Lodz; Schlechter; Rubinstein Var, QGD; D33 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 OCC 122 A10 Loehn Gambit, English 1.c4 d5 2.cxd5 e6 Schiller C57 Lolli Attack, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.d4 C44 Lolli Attack, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 Nxd4 C56 Loman Defense, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5 6.e5 d5 7.exf6 dxc4 8.Re1+ Be6 9.Ng5 g6 A00 London Defense, Grob 1.g4 e5 2.h3 Nc6 C44 London Defense, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bb4+ A00 London Gambit, Grob 1.g4 d5 2.h3 Nc6 A46 London System 1.d4 Nf6 2.Nf3 e6 3.Bf4 A48 London System, Torre Attack 1.d4 Nf6 2.Nf3 g6 3.Bf4 D02 London System; Queens Bishop Game 1.d4 d5 2.Nf3 Nf6 3.Bf4 OCC 229 A09 London V; New York V, Reti 1.Nf3 d5 2.c4 c6 3.b3 Nf6 4.Bb2 A48 London Variation 1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.Nbd2 C39 Long Whip Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 h5 C41 Lopez Counter-Gambit, Philidor 1.e4 e5 2.Nf3 d6 3.Bc4 f5 C33 Lopez Defense, KGA 1.e4 e5 2.f4 exf4 3.Bc4 c6 C84 Lopez Four Knights, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Nc3 C23 Lopez Gambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.Qe2 Nf6 4.f4 C23 Lopez Variation, Bishop 1.e4 e5 2.Bc4 Bc5 3.Qe2 B58 Louma Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nxc6 C02 Lputian Variation, French 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Nh6 C50 Lucchini Gambit; Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 f5 C60 Lucena Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Be7 A40 Lundin Defense 1.d4 Nc6 D80 Lundin Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bg5 Ne4 5.Nxe4 dxe4 6.Qd2 c5 OCC 394 A56 Lundin; Bronstein Counter-Gambit 1.d4 Nf6 2.c4 c5 3.d5 d6 4.Nc3 g6 5.e4 b5 D47 Lundin; Neo-Meran 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 b4 OCC 146 B31 Lutikov Gambit, Sicilian 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.d4 D70 Lutikov Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.f3 C90 Lutikov Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.Bc2 C90 Lutikov Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.Bc2 C68 Lutikov Variation, Ruy Lopez Exchange 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 bxc6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 36. C33 MacDonnell Attack, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 5.Nc3 Bg7 6.d4 Ne7 7.g3 C23 MacDonnell Gambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.b4 C37 MacDonnell Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Nc3 C77 Mackenzie Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d4 C20 Macleod Attack 1.e4 e5 2.c3 C34 MacLeod Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 Nc6 C44 MacLopez; Relfsson Gambit, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bb5 D00 Mad Dog Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.h4 A45 Maddigan Gambit 1.d4 Nf6 2.Nc3 e5 C30 Mafia Defense, KGD 1.e4 e5 2.f4 c5 C40 Mail Line, Latvian Gambit Accepted 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 A00 Main Line Keene Defense, Grob 1.g4 d5 2.h3 e5 3.Bg2 c6 4.d4 e4 5.c4 Bd6 6.Nc3 Ne7 A57 Main Line, Benko Gambit Declined 1.d4 Nf6 2.c4 c5 3.d5 b5 4.Nf3 B52 Main Line, Canal Attack, Sicilian; B52 1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 D19 Main Line, Czech Variation, Slav; D19 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2 C52 Main Line, Evans Gambit; C52 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 D80 Makogonov Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.b4 OCC 373 D94 Makogonov Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.b4 E71 Makogonov Variation, KID; E71 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 C45 Malaniuk Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bb4+ A45 Malich Gambit 1.d4 Nf6 2.Nc3 d5 3.Bg5 c5 4.Bxf6 gxf6 5.e4 dxe4 6.d5 C83 Malkin Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 A45 Maltese Falcon 1.d4 Nf6 2.g4 Nxg4 3.f3 Nf6 4.e4 A10 Malvinas Variation, English 1.c4 d5 2.cxd5 Qxd5 3.Nc3 Qa5 Schiller D52 Manhattan Defense, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.Nf3 Bb4 OCC 182 D51 Manhattan Defense; Westphalia Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 Bb4 OCC 173 A80 Manhattan Gambit, Dutch 1.d4 f5 2.Qd3 Nf6 3.g4 D37 Manhattan Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Nbd7 5.Bg5 OCC 169 D23 Mannheim Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Qa4+ OCC 66 B00 Mao Tse Tung; Duras 1.e4 f5 B62 Margate (Vitolins) Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Bb5 A47 Marienbad Variation 1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 B20 Marienbad Variation, Sicilian 1.e4 c5 2.b4 cxb4 3.a3 d5 4.exd5 Qxd5 5.Bb2 A28 Marini Variation, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.a3 OCC 22 A28 Marini Variation, English 1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.a3 OCC 22 C25 Mariotti Gambit 1.e4 e5 2.Nc3 Nc6 3.g3 Bc5 4.Bg2 h5 5.Nf3 h4 A41 Mariotti Variation 1.d4 d6 2.e4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.h4 OCC 239 B28 Maroczy Bind, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.c4 B36 Maroczy Bind, Sicilian; B36 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 B07 Maroczy Defense, Pirc 1.e4 d6 2.d4 e5 C40 Maroczy Gambit 1.e4 e5 2.Nf3 d5 3.exd5 Bd6 B12 Maroczy Gambit, Caro-Kann 1.e4 c6 2.d4 d5 3.f3 dxe4 4.fxe4 e5 5.Nf3 exd4 6.Bc4 B74 Maroczy Line, Sicilian Dragon 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Na5 C49 Maroczy Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Ne2 B02 Maroczy Variation, Alekhine 1.e4 Nf6 2.d3 B12 Maroczy Variation, Caro 1.e4 c6 2.d4 d5 3.f3 C14 Maroczy Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 a6 C40 Maroczy; Elephant Gambit 1.e4 e5 2.Nf3 d5 3.exd5 Bd6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 37. C18 Maroczy-Willis Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 cxd4 6.axb4 dxc3 C30 Marshall (Euw e) Attack, KGD 1.e4 e5 2.f4 Bc5 3.Nf3 d6 4.c3 Bg4 5.fxe5 dxe5 6.Qa4+ C89 Marshall Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 C31 Marshall C-G, KGD 1.e4 e5 2.f4 d5 3.exd5 c6 C89 Marshall Counter-Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.d4 D06 Marshall Defense; Knight Defense, QGD 1.d4 d5 2.c4 Nf6 OCC 219 C48 Marshall Gambit, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bc5 5.Nxe5 Nd4 6.Ba4 O-O B00 Marshall Gambit, Nimzow itsch 1.e4 Nc6 2.d4 d5 3.exd5 Qxd5 4.Nc3 B01 Marshall Gambit, Scandanavian G; Modern Variation, CC 1.e4 d5 2.exd5 Nf6 D31 Marshall Gambit, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 D31 Marshall Gambit, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.Nxe4 Bb4+ 6.Bd2 OCC 135 B23 Marshall Gambit, Sicilian 1.e4 c5 2.Nc3 e6 3.d4 d5 D32 Marshall Gambit, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.e4 OCC 121 C56 Marshall Variation, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5 6.e5 d5 7.exf6 dxc4 8.Re1+ Be7 9.Ng5 Qd5 10.Nc3 Qf5 B01 Marshall Variation, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 C10 Marshall Variation, French 1.e4 e6 2.d4 d5 3.Nc3 c5 C42 Marshall Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 B20 Marshall Variation, Sicilian 1.e4 c5 2.b4 cxb4 3.a3 B41 Marshall Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 d5 B10 Masi Variation, Caro-Kann 1.e4 c6 2.d4 Nf6 D00 Mason Attack, Queen Paw n Game 1.d4 d5 2.f4 C40 Mason Countergambit, Latvian 1.e4 e5 2.Nf3 f5 3.d4 C54 Mason Gambit, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.O-O C42 Mason Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O O-O D00 Mason Variation, QP 1.d4 d5 2.Bf4 OCC 231 C42 Mason-Show alter Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 B10 Massachussets Defense, Caro-Kann 1.e4 c6 2.d4 f5 B06 Masur Gambit 1.e4 g6 2.d4 Nh6 3.Nc3 f5 4.Bxh6 Bxh6 5.exf5 O-O B82 Matanovic Attack, Sicilian; B82 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 B00 Matovinsky Gambit 1.e4 b6 2.d4 Bb7 3.Bd3 f5 B00 Matovinsky Gambit 1.e4 b6 2.d4 Bb7 3.Bd3 f5 4.exf5 Bxg2 5.Qh5+ g6 B02 Matsukevich Gambit, Alekhine 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Nc3 Nxc3 6.dxc3 d6 7.Bg5 A89 Matulovic Variation, Dutch; A89 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 O-O 6.O-O d6 7.Nc3 Nc6 C33 Maurian Defense, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Nc6 C56 Max Lange Attack 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5 6.e5 C40 Mayet Attack, Latvian 1.e4 e5 2.Nf3 f5 3.Bc4 C38 Mayet Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.d4 d6 6.c3 A22 Mazedonisch Variation, English 1.c4 e5 2.Nc3 Nf6 3.f4 Schiller C40 McConnell Defense 1.e4 e5 2.Nf3 Qf6 C12 McCutcheon Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 C33 McDonnell Attack, KGA 1.e4 e5 2.f4 exf4 3.Bc4 Qh4+ 4.Kf1 g5 5.Nc3 Bg7 6.g3 D20 McDonnell Defense, QGA 1.d4 d5 2.c4 dxc4 3.e4 e5 C23 McDonnell Double Gambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.b4 Bxb4 4.f4 A00 Meadow Hay Trap, Ware 1.a4 e5 2.Ra3 A39 Mecking Variation, Symmetrical English; A39 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d4 Schiller C01 Mediterranean Defense, French 1.e4 e6 2.d4 Nf6 A50 Medusa Gambit 1.d4 Nf6 2.c4 g5 C23 Meitner-Mieses Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.Bc4 Bc5 4.Qg4 Qf6 5.Nd5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 38. A00 Melleby Gambit, Dunst 1.Nc3 d5 2.f4 d4 3.Ne4 c5 C20 Mellon Gambit 1.e4 e5 2.Qh5 Nc6 3.Bc4 Nh6 4.d3 g6 5.Qf3 f6 6.Ne2 d5 B20 Mengarini Gambit, Sicilian 1.e4 c5 2.a3 B20 Mengarini Gambit, Sicilian 1.e4 c5 2.a3 Nc6 3.b4 C20 Mengarini Opening 1.e4 e5 2.a3 C26 Mengarini Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.a3 D46 Meran Variation, QGD; D47 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 OCC 142 D47 Meran Variation, QGD; D47 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 C53 Mestel Variation, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 5.d4 Bb6 6.Bg5 C49 Metger Unpin Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 C37 Middleton Counter-Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 d6 5.O-O Bg4 6.h3 h5 7.hxg4 C52 Mieses Defense, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O Nge7 B12 Mieses Gambit, Caro 1.e4 c6 2.d4 d5 3.Be3 B01 Mieses Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 C45 Mieses Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 C26 Mieses Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.g3 D00 Mieses; Nimzow itsch Var, BDG 1.d4 d5 2.e4 dxe4 3.f3 Nc6 D00 Mieses; Nimzow itsch Var, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nc6 A00 Mieses; Valencia; Venezuelan Opening 1.d3 OCC 47 B01 Mieses-Kotroc Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 C20 Miguel Gambit 1.e4 e5 2.Bb5 Bc5 3.b4 B02 Mikenas Gambit, Alekhine 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Bc4 e6 6.Nc3 d6 7.Nxd5 exd5 8.Bxd5 A66 Mikenas Variation, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.e5 OCC 285 B00 Mikenas Variation, Nimzow itsch Defense 1.e4 Nc6 2.d4 d6 A15 Mikenas-Carls Variation, English 1.c4 Nf6 D45 Mikhalchishin Line, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.e4 dxe4 8.Nxe4 Nxe4 9.Qxe4 e5 10.dxe5 D31 Miladinovic Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 Be7 4.e4 dxe4 5.f3 C30 Miles Defense, KGD 1.e4 e5 2.f4 Nc6 3.Nf3 f5 C31 Miles Gambit, KGD 1.e4 e5 2.f4 d5 3.exd5 Bc5 E12 Miles Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Bf4 OCC 343 C42 Millenium Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Bd3 C45 Millennium Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Qg6 B15 Milner-Barry Gambit, Caro; Rasa-Studier Gambit 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3 C02 Milner-Barry Gambit, French 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 E33 Milner-Barry Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 E33 Milner-Barry, Zurich Variation, Nimzo-Indian; E33 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 OCC 311 C67 Minckw itz Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.dxe5 B11 Mindeno Variation, Caro-Kann 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 B06 Mittenberger Gambit, Modern Defense 1.e4 g6 2.d4 Bg7 3.Nc3 d5 C40 Mlotkow ski Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Nc3 C43 Modern Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 A60 Modern Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 OCC 282 C55 Modern Bishops Opening 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 A40 Modern Defense 1.d4 g6 2.c4 Bg7 3.Nc3 d6 E76 Modern Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 Na6 D78 Modern Defense, Neo-Grunfeld 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O dxc4 D20 Modern Defense, QGA 1.d4 d5 2.c4 dxc4 3.e4 Nc6 C45 Modern Defesne, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nc3 Bb4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 39. D06 Modern Gambit, Chigorin Defense 1.d4 d5 2.c4 Nc6 3.Nc3 Nf6 4.Nf3 dxc4 D11 Modern Line, Slav; D11 1.d4 d5 2.c4 c6 3.Nf3 D85 Modern Main Line, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 B84 Modern Paulsen, Sicilian; B84 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 E05 Modern Sharp Variation, Catalan 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Nc6 6.Qa4 Bb4+ C71 Modern Steinitz Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 C32 Modern Transfer, Falkbeer Countergambit, KGD 1.e4 e5 2.f4 d5 3.exd5 exf4 A57 Modern Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 B12 Modern Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.Nd2 A01 Modern Variation, Larsen 1.b3 e5 Schiller D50 Modern Variation, QGD; D50 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 B50 Modern Variation, Sicilian; B50 1.e4 c5 2.Nf3 d6 C27 Modern Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 B10 Modern; English Variation, Accelerated Panov; Caro-Kann 1.e4 c6 2.c4 C63 Moehring Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 d5 6.Nxe5 dxe4 7.Nxc6 Qd5 C54 Moeller (Therkatz) Attack, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.O-O Bxc3 9.d5 C78 Moeller Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Bc5 B02 Mokele Mbembe; Knights Tour 1.e4 Nf6 2.e5 Ne4 B27 Mongoose Variation, Sicilian 1.e4 c5 2.Nf3 Qa5 B06 Mongredien Defense, Pirc 1.e4 g6 2.d4 Bg7 3.Nf3 b6 B06 Monkeys Bum, Pirc 1.e4 g6 2.Bc4 Bg7 3.Qf3 e6 4.d4 C27 Monster Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Be7 C01 Monte Carlo Variation, French 1.e4 e6 2.d4 d5 3.exd5 exd5 4.c4 A40 Montevideo Defense 1.d4 Nc6 2.d5 Nb8 E11 Monticelli Trap 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Bxd2+ 5.Qxd2 b6 6.g3 Bb7 7.Bg2 O-O 8.Nc3 Ne4 9.Qc2 Nxc3 10.Ng5 OCC 335 C42 Moody Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.Qe2 Nc6 4.d4 C40 Morgado Defense, Latvian 1.e4 e5 2.Nf3 f5 3.Bc4 Nf6 C03 Morozevich Variation, French 1.e4 e6 2.d4 d5 3.Nd2 Be7 C51 Morphy Attack, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.Nc3 B20 Morphy Defense Deferred, Smith-Morra Accepted 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 7.O-O b5 8.Bb3 Bc5 C32 Morphy Defense, KGD 1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.Nc3 Bb4 6.Bd2 e3 C68 Morphy Defense, Ruy Lopez; C68 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 C70 Morphy Defense, Ruy Lopez; C70 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 B20 Morphy Defense, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 Bc5 C01 Morphy Gambit, French 1.e4 e6 2.d4 d5 3.Nh3 C41 Morphy Gambit, Philidor 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Bc4 B20 Morphy Gambit, Sicilian 1.e4 c5 2.d4 cxd4 3.Nf3 D00 Morris Counter-Gambit 1.d4 d5 2.Bf4 c5 3.e4 dxe4 D00 Morris Gambit 1.d4 d5 2.Bf4 c5 3.e4 C65 Mortimer Trap, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 Ne7 5.Nxe5 c6 C65 Mortimer Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 Ne7 B55 Moscow (Prins) Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 B51 Moscow Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bd7 5.c3 a6 6.Bxc6 Bxc6 7.Re1 Nf6 8.d4 Bxe4 9.Bg5 C17 Moscow Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Qg4 B51 Moscow Variation, Sicilian; Canal Attack; B51 1.e4 c5 2.Nf3 d6 3.Bb5+ A40 Mosquito Gambit, Englund 1.d4 e5 2.dxe5 Qh4 C82 Motzko Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Qd3 D70 Murey Attack, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.f3 c5 5.cxd5 Nxd5 6.Na4 OCC 340PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 40. E12 Murey Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 Nxd5 7.Qc2 c5 8.e4 Nxc3 9.bxc3 Nc6 10.Bb2 cxd4 11.cxd4 Rc8 12.Rd1 Bd6 OCC 340 C43 Murret Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 Nc6 A57 Mutkin Countergambit, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.g4 C37 Muzio-Polerio Gambit, KGA; Wild Muzio 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O A00 Myers Attack, Dunst 1.Nc3 g6 2.h4 B20 Myers Attack, Sicilian 1.e4 c5 2.h4 A10 Myers Defense, English 1.c4 g5 2.d4 Bg7 A00 Myers Defesne, Hungarian 1.g3 g5 B02 Myers Gambit, Alekhine 1.e4 Nf6 2.Nc3 d5 3.d3 dxe4 4.Bg5 A00 Myers Variation, Kadas 1.h4 d5 2.d4 c5 3.e4 A00 Myers Variation, Polish 1.b4 d5 2.Bb2 c6 3.a4 Schiller C56 Nachmanson Gambit, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4 6.Nc3 D85 Nadanian Attack 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Na4 B90 Najdorf Variation, Sicilian; B90 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 C20 Napoleon Attack 1.e4 e5 2.Qf3 A00 Napoleon Attack, Dunst 1.Nc3 e5 2.Nf3 A00 Napoleon Attack, Dunst 1.Nc3 e5 2.Nf3 Nc6 3.d4 C44 Napoleon Gambit, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 Nxd4 4.Nxd4 exd4 5.Bc4 A30 Napolitano Gambit, Symmetrical English 1.c4 c5 2.Nf3 Nf6 3.b4 Schiller B00 Naselw aus Variation, Ow ens Defense 1.e4 b6 2.d4 Bb7 3.Bg5 A19 Nei Gambit, English 1.c4 Nf6 2.Nc3 e6 3.e4 c5 4.e5 Ng8 A28 Nenarokov Variation, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.d4 exd4 5.Nxd4 Bb4 6.Bg5 h6 7.Bh4 Bxc3+ 8.bxc3 Ne5 OCC 24 C82 Nenarokov Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Qd3 Ne7 A13 Neo Catalan Accepted, English 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 dxc4 A14 Neo Catalan Declined, English 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O A13 Neo Catalan, English 1.c4 e6 2.Nf3 d5 3.g3 Nf6 A09 Neo-Catalan, Reti 1.Nf3 d5 2.c4 e6 3.g3 C35 Neo-Cunningham Gambit, KGA; McCormick Defense 1.e4 e5 2.f4 exf4 3.Nf3 Be7 4.Bc4 Nf6 D70 Neo-Grunfeld Defense 1.d4 Nf6 2.c4 g6 3.Nf3 d5 A40 Neo-Modern Defense 1.d4 g6 2.c4 Bg7 3.e4 e5 B00 Neo-Mongoloid Defense, Nimzow itsch 1.e4 Nc6 2.d4 f6 D55 Neo-orthodox Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 OCC 205 C78 Neo-Steinitz Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 d6 A57 Nescafe Frappe Attack, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.Nc3 axb5 6.e4 b4 7.Nb5 D00 Netherlands Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 f5 C39 Neumann Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nc6 C44 Neumann Gambit, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.Bc4 B12 New Caro-Kann 1.e4 c6 2.d4 d5 3.Nd2 g6 C70 Nightingale Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Na5 6.Bxf7+ C44 Nikitin Gambit, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Bb5 dxe4 5.Nxe5 Qd5 6.Qa4 A90 Nimzo-Dutch Variation 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Bb4+ E20 Nimzo-Indian Defense 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 OCC 298 D00 Nimzow itsch Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.Ne5 C02 Nimzow itsch Attack, French 1.e4 e6 2.d4 d5 3.e5 c5 4.Qg4 C40 Nimzow itsch Attack, Latvian 1.e4 e5 2.Nf3 f5 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Ne3 C42 Nimzow itsch Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 E15 Nimzow itsch Attack, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qa4+ C62 Nimzow itsch Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 4.d4 Bd7 4.Nc3 Nf6 5.Bxc6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 41. D70 Nimzow itsch Attack; Anti-Grunfeld; Alekhine Variation 1.d4 Nf6 2.c4 g6 3.f3 B00 Nimzow itsch Defense 1.e4 Nc6 B00 Nimzow itsch Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Ne5 A06 Nimzow itsch Opening, Reti 1.Nf3 d5 2.b3 A40 Nimzow itsch Queens Paw n Defense 1.d4 Nc6 OCC 53 E11 Nimzow itsch Variation, Bogo-Indian 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 OCC 336 A83 Nimzow itsch Variation, Dutch 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.Bg5 b6 OCC 261 A28 Nimzow itsch Variation, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e4 OCC 27 A20 Nimzow itsch Variation, English 1.c4 e5 2.Nf3 OCC 32 A17 Nimzow itsch Variation, English 1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 OCC 45 C02 Nimzow itsch Variation, French 1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 C31 Nimzow itsch Variation, KGD; Anderssen Attack 1.e4 e5 2.f4 d5 3.exd5 e4 4.Bb5+ A61 Nimzow itsch Variation, Knights Tour Variation, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Nd2 OCC 286 E15 Nimzow itsch Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 OCC 344 B32 Nimzow itsch Variation, Sicilian; Nimzo-American Variation 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 d5 A46 Nimzow itsch Variation, Torre Attack 1.d4 Nf6 2.Nf3 e6 3.Bg5 h6 A00 Nimzow itsch, Dunst 1.Nc3 e5 2.Nf3 Nc6 3.d4 B16 Nimzow itsch; Bronstein-Larsen, Caro; B16 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 B29 Nimzow itsch; Rubinstein Var, Sicilian; B29 1.e4 c5 2.Nf3 Nf6 C77 Nimzow itsch; Tarrasch Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Nc3 A20 Nimzow itsch-Flohr Variation, English 1.c4 e5 2.Nf3 e4 OCC 33 C31 Nimzow itsch-Marshall Variation, KGD 1.e4 e5 2.f4 d5 3.exd5 c6 C47 Noa Gambit, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bc4 Nxe4 5.Bxf7+ E34 Noa Variation, Nimzo-Indian; E34 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 OCC 313 C71 Noahs Ark Trap, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.d4 b5 6.Bb3 exd4 7.Nxd4 Nxd4 8.Qxd4 c5 9.Qd5 Be6 10.Qc6+ Bd7 B02 Noch Gambit, Alekhine 1.e4 Nf6 2.Nc3 d5 3.exd5 A06 Norfolk Gambit 1, Reti 1.Nf3 d5 2.b3 Nf6 3.Bb2 c5 4.e4 A06 Norfolk Gambit 2, Reti 1.Nf3 d5 2.b3 c5 3.e4 E81 Normal Defesne, Sameisch Variation, KID; E81 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O D08 Normal Line, Albin Countergambit, QGD 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 C51 Normal Position, Evans Gambit 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 B28 Normal System, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.d4 A52 Normal Variation, Budapest; A52 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 OCC 293 A85 Normal Variation, Dutch 1.d4 f5 2.c4 Nf6 C10 Normal Variation, French; C10 1.e4 e6 2.d4 d5 3.Nc3 A50 Normal Variation, Indian Game; A50 1.d4 Nf6 2.c4 E97 Normal Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 OCC 403 E70 Normal Variation, KID; E70 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 E46 Normal Variation, Nimzo-Indian; E46 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O A55 Normal Variation, Old Indian; A55 1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.e4 C78 Normal Variation, Ruy Lopez; C78 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O D45 Normal Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 A34 Normal Variation, Symmetrical English; A34 1.c4 c5 2.Nc3 Schiller C30 Norw alde (Norw alder) Variation, KGD 1.e4 e5 2.f4 Qf6 C20 Norw alder Gambit 1.e4 e5 2.c3 d5 3.Qh5 Bd6 B06 Norw egian Defense 1.e4 g6 2.d4 Nf6 D31 Noteboom Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 B72 Nottingham Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.Nb3PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 42. D20 Novikov Gambit, QGA 1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bc4 exd4 5.Qb3 Qe7 6.Nd2 A00 Novosibirsk Variation, Dunst 1.Nc3 c5 2.d4 cxd4 3.Qxd4 Nc6 4.Qh4 A00 Now okunski Gambit, Dunst 1.Nc3 e5 2.f4 exf4 3.e4 C60 Nuremberg Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f6 C65 Nyholm Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d4 exd4 5.O-O A04 Oberndorfer Gambit; Reti 1.Nf3 g5 D00 OKelly Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 c6 E26 OKelly Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 b6 B28 OKelly Variation, Sicilian; B28 1.e4 c5 2.Nf3 a6 E48 Olafsson Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O dxc4 8.Bxc4 b6 9.Qe2 Bb7 10.Rd1 Qc8 OCC 322 A43 Old Benoni 1.d4 c5 2.d5 d6 A06 Old Indian Attack 1.Nf3 d5 2.d3 A53 Old Indian Defense; Chigorin Indian Defense; A53 1.d4 Nf6 2.c4 d6 OCC 289 C32 Old Line, Falkbeer Countergambit, KGD 1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 5.Qe2 D48 Old Meran Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.O-O B30 Old Sicilian 1.e4 c5 2.Nf3 Nc6 D20 Old Variation, QGA 1.d4 d5 2.c4 dxc4 3.e3 D48 Old Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 E33 Old Zurich Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6 5.Nf3 d6 6.a3 OCC 312 C12 Olland (Dutch) Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bc1 C25 Omaha Gambit, Vienna 1.e4 e5 2.Nc3 d6 3.f4 A45 Omega Gambit 1.d4 Nf6 2.e4 E04 Open Defense, Catalan; E05 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 C07 Open System Tarrasch French; C07 1.e4 e6 2.d4 d5 3.Nd2 c5 C56 Open Variation, Tw o Knights Defense; C56 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 D80 Opocensky Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Bd2 OCC 374 D94 Opocensky Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Bd2 E17 Opocensky Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 Ne4 7.Bd2 OCC 350 B92 Opocensky Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 B92 Opocensky Variation, Sicilian; B92 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 A00 Orangutan-Diemer Gambit 1.b4 d5 2.Bb2 Qd6 3.a3 e5 4.e4 dxe4 5.f3 A00 Orangutan-Hartlaub Gambit, Polish 1.b4 Nf6 2.Bb2 d5 3.e3 c6 4.d3 a5 5.bxa5 d4 6.e4 D78 Original Defesne, Neo-Grunfeld; D78 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 C33 Orsini Gambit, KGA 1.e4 e5 2.f4 exf4 3.b3 D60 Orthodox Defense, QGD; D60 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 OCC 186 E85 Orthodox Variation, KID; E85 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 E91 Orthodox Variation, KID; E91 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 C00 Orthoschapp Variation, French 1.e4 e6 2.c4 d5 3.cxd5 exd5 4.Qb3 A45 Oshima Defense 1.d4 Nf6 2.g4 e5 A00 Outflank Variation, Polish 1.b4 c6 Schiller B00 Ow ens Defense; Greek Defense 1.e4 b6 C47 Oxford Gambit, Four Kngihts 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.d5 Nd4 C26 Oxford Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.d3 A85 Ozol Variation, Dutch 1.d4 f5 2.c4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Bg5 D80 Pachman Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Qb3 dxc4 7.Bxc4 Nbd7 8.Ng5 OCC 372 A45 Paleface Attack 1.d4 Nf6 2.f3 E83 Panno Formation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 a6 E60 Panno System 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.O-O Nc6 7.d5 Na5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 43. E60 Panno Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.Nc3 Nc6 7.O-O a6 8.h3 Rb8 E63 Panno Variation, KID; E63 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 E41 Panov Attack, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nf3 cxd4 6.exd4 d5 B01 Panov Transfer, Center Counter 1.e4 d5 2.exd5 Nf6 3.c4 c6 B04 Panov Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.h3 B76 Panov Variation, Sicilian Dragon 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.g4 B07 Panov; Opatijav; Byrne Variation, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 B13 Panov-Botvinnik; Gunderam Attack 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 C30 Panteldakis Countergambit, KGD 1.e4 e5 2.f4 f5 C00 Papa-Ticulat Gambit, French 1.e4 e6 2.b3 d5 3.Bb2 Paris Attack. KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 A00 Paris Gambit 1.g3 e5 2.Nh3 d5 3.f4 Bxh3 4.Bxh3 exf4 5.O-O A00 Paris Gambit 1.Nh3 d5 2.g3 e5 3.f4 Bxh3 4.Bxh3 exf4 A00 Paris Gambit, Amar Opening 1.Nh3 d5 2.g3 e5 3.f4 Schiller C33 Paris Gambit, KGA 1.e4 e5 2.f4 exf4 3.Ne2 D80 Paris Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Bd3 B08 Parma Defense, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Bg4 C44 Paschman Wing Gambit 1.e4 e5 2.Nf3 Nc6 3.b4 A00 Paschmann Gambit 1.g3 f5 2.e4 fxe4 3.Qh5 g6 C23 Paschmann Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.Ne2 Nxe4 4.Nec3 A01 Paschmann Gambit, Larsen 1.b3 e5 2.Bb2 Nc6 3.f4 Schiller B01 Patzer Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qe5+ UON 26 C22 Paulsen Attack Variation, Center 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qe3 C02 Paulsen Attack, French 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 B00 Paulsen Attack, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nf3 C42 Paulsen Attack, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nc4 C41 Paulsen Attack, Philidor 1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 d5 5.exd5 C45` Paulsen Attack, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Bb5 C29 Paulsen Attack, Vienna 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Qf3 C40 Paulsen Counter-Gambit 1.e4 e5 2.Nf3 d5 3.exd5 e4 C39 Paulsen Defense Deferred, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bg7 C37 Paulsen Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.e5 Qxe5 8.d3 Bh6 9.Nc3 Ne7 10.Bd2 C39 Paulsen Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Bg7 C25 Paulsen Defense, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 d6 B20 Paulsen Formation, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 B28 Paulsen Line, Sicilian 1.e4 c5 2.Nf3 a6 3.c4 e6 C49 Paulsen Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.Bxc6 C60 Paulsen Variation, Cozio Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.Nc3 g6 C51 Paulsen Variation, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.d5 Na5 10.Bb2 Ne7 C61 Paulsen Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 4.Nxd4 exd4 5.O-O Ne7 C45 Paulsen Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nf5 B85 Paulsen Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Qc7 8.f4 Nc6 B45 Paulsen Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Ndb5 Bb4 C25 Paulsen Variation, Vienna 1.e4 e5 2.Nc3 Nc6 3.g3 C44 Paulsen; Anderssen C-A, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.O-O d6 6.c3 Bg4 B41 Paulsen; Kan Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 A45 Paw n Push Variation 1.d4 Nf6 2.d5 A57 Paw n Return Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.b6 OCC 283PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 44. A66 Paw n Storm Variation, Benoni; A66 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 OCC 283 A02 Paw n Thrust Attack, Bird 1.f4 f5 2.d4 d5 A44 Paw n Thrust, Benoni; A44 1.d4 c5 2.d5 e5 C00 Pelikan Variation, French 1.e4 e6 2.Nc3 d5 3.f4 B33 Pelikan Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 A09 Penguin Variation, Reti 1.Nf3 d5 2.c4 d4 3.Rg1 A61 Penrose Variation, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 Bd6 6.Nf3 g6 7.Be3 B81 Perenyi Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.g4 e5 8.Nf5 g6 9.g5 C56 Perreux Variation, Tw o Knights Defense 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.Ng5 A40 Perrin Variation 1.d4 e6 2.c4 b6 3.e4 Bb7 4.Bd3 Nc6 A40 Perrin Variation, English Defense 1.c4 e6 2.d4 b6 3.e4 Bb7 4.Bd3 Nc6 Schiller C01 Perseus Gambit, French 1.e4 e6 2.d4 d5 3.Nf3 D00 Peters Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Ne5 C42 Petroff Defense; Russian Defense; C42 1.e4 e5 2.Nf3 Nf6 A46 Petrosian Gambit 1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 b6 5.d5 D91 Petrosian System, Grunfeld; D91 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5 A56 Petrosian System; Czech Benoni Defense 1.d4 Nf6 2.c4 c5 3.d5 e5 OCC 280 C16 Petrosian Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Qd7 E92 Petrosian Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 OCC 399 D55 Petrosian Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bxf6 Bxf6 8.Rc1 c6 9.Bd3 Nd7 10.O-O dxc4 E12 Petrosian Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 OCC 339 C30 Petrovs Defense, KGD 1.e4 e5 2.f4 Nf6 A00 Pfeiffer Gambit, Dunst 1.Nc3 d5 2.f4 d4 3.Ne4 e5 D00 Pfrang Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 e6 5.fxe4 Bb4 6.Bd3 Bxc3+ 7.bxc3 Nxe4 8.Be3 C41 Philidor Counter Attack 1.e4 e5 2.Nf3 d6 3.d4 f5 C25 Philidor Countergambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.d4 f5 C41 Philidor Defense; C41 1.e4 e5 2.Nf3 d6 C21 Philidor Gambit 1.e4 e5 2.d4 d6 3.dxe5 Bd7 C41 Philidor Gambit 1.e4 e5 2.Nf3 d6 3.d4 Bd7 C38 Philidor Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 B07 Philidor Gambit, Pirc 1.e4 d6 2.d4 e5 3.dxe5 Bd7 C23 Philidor Variation, Bishop 1.e4 e5 2.Bc4 Bc5 3.c3 B00 Pickering (Goldsmith) Defense 1.e4 h5 B00 Picklepuss Defense 1.e4 h5 2.d4 Nf6 C31 Pickler Gambit, KGD 1.e4 e5 2.f4 d5 3.exd5 c6 4.dxc6 Bc5 C52 Pierce Defense, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 C25 Pierce Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.Nf3 g5 5.d4 D00 Pietrow sky Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Nc6 D55 Pillsbury Attack, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 b6 7.Bd3 Bb7 8.cxd5 exd5 9.Ne5 D63 Pillsbury Attack, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 b6 8.cxd5 exd5 9.Bd3 OCC 191 A41 Pillsbury Defense; A41; Rat Defense 1.d4 d6 OCC 234 C49 Pillsbury Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Bg5 Ne7 C67 Pillsbury Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6+ bxc6 8.dxe5 Nb7 9.b3 D40 Pillsbury Variation, Semi-Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.Bg5 OCC 164 D32 Pillsbury Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.Nf3 Nf6 5.Bg5 OCC 133 C90 Pilnik Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.d3 D12 Pin Defense, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bg4 B20 Pin Defense, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 Bb4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 45. B41 Pin Variation; Sicilian CounterAttack 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 C00 Pinova Gambit 1.e4 e6 2.b4 Bxb4 3.e5 B00 Pirc Connection, Nimzow itsch Defense 1.e4 Nc6 2.d4 g6 A41 Pirc Defense 1.d4 d6 2.e4 Nf6 3.Nc3 g6 OCC 237 B07 Pirc Defense 1.e4 d6 2.d4 Nf6 E39 Pirc Variation, Nimzo-Indian; E39 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O OCC 310 D48 Pirc Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 b4 OCC 143 B06 Pirc; Robatsch; Modern; King Paw n Fianchetto; B06 1.e4 g6 B07 Pirc; Ufimtsev; Antal Defense 1.e4 d6 2.d4 Nf6 3.Nc3 g6 B62 Podebrady Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Nb3 D00 Pohlmann Variation, BDG 1.d4 d5 2.e4 dxe4 3.f3 f5 B97 Poisoned Paw n Accepted, Najdorf Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 Qxb2 C19 Poisoned Paw n Variation, French Winaw er 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 C40 Poisoned Paw n Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Bc4 fxe4 4.Nxe5 Qg5 5.d4 Qxg2 B97 Poisoned Paw n Variation, Najdorf Sicilian; B97 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 D02 Poisoned Paw n Variation, QP 1.d4 d5 2.Nf3 Nf6 3.Bf4 c5 4.e3 Qb6 5.Nc3 B97 Poisoned Paw n Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 A45 Poisoned Paw n Variation, Trompow sky 1.d4 Nf6 2.Bg5 c5 3.d5 Qb6 4.Nc3 C58 Polerio Defense, Tw o Knights; C58 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 C40 Polerio-Svedenborg Variation, Latvian 1.e4 e5 2.Nf3 f5 3.Bc4 fxe4 4.Nxe5 d5 D78 Polgar Variation, Neo-Grunfeld 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O Nc6 A40 Poli Gambit 1.d4 e6 2.c4 b6 3.e4 Bb7 4.f3 f5 5.exf5 Nh6 A40 Poli Gambit, English Defense 1.c4 e6 2.d4 b6 3.e4 Bb7 4.f3 f5 5.exf5 Nh6 Schiller D00 Polish Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 e6 4.f3 Nf6 5.Bg5 A40 Polish Defense 1.d4 b5 OCC 49 A46 Polish Defense 1.d4 Nf6 2.Nf3 b5 A04 Polish G; Dalesio G; Pirc-Lisitsin G 1.Nf3 f5 2.e4 fxe4 3.Ng5 A00 Polish Gambit, Anderssen Opening 1.a3 a5 2.b4 Schiller D00 Polish Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 B27 Polish Gambit, Sicilian 1.e4 c5 2.Nf3 b5 A00 Polish Spike 1.b4 Nf6 2.Bb2 g6 3.g4 A40 Polish Variation 1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nf3 Qb6 A01 Polish Variation, Larsen 1.b3 b5 B00 Polish Variation, St George Defense 1.e4 a6 2.d4 b5 3.Nf3 Bb7 4.Bd3 e6 A00 Polish; Orangutan; Sokolsky; Hunt 1.b4 OCC 6 C14 Pollock Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Qg4 C25 Polluck Gambit, Vienna 1.e4 e5 2.Nc3 Nf6 3.g3 Bc5 4.Bg2 Nc6 5.Nge2 d5 6.exd5 E12 Polovodin Gambit, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 d5 6.cxd5 Nxd5 7.e4 E17 Polugaevsky Gambit, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.d5 exd5 8.Nh4 B42 Polugaevsky Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5 B96 Polugaevsky; Accelerated Najdorf 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 E72 Pomar System, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.g3 O-O 6.Bg2 e5 7.Nge2 E60 Pomar Variation, KID 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O B47 Ponomariov Gambit, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Ndb5 Qb8 7.Be3 a6 8.Bb6 C24 Ponziani Center Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.d4 C44 Ponziani Counter-Gambit 1.e4 e5 2.Nf3 Nc6 3.c3 f5 C44 Ponziani; Staunton; English Knights 1.e4 e5 2.Nf3 Nc6 3.c3 C57 Ponziani-Steintz Gambit, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Nxe4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 46. A10 Porcupine Variation, English 1.c4 f5 2.e4 fxe4 3.Nc3 Nf6 4.g4 D31 Portisch Gambit, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e3 f5 5.g4 B23 Portland Attack, Sicilian 1.e4 c5 2.Nc3 Nc6 3.d3 g6 4.g4 B01 Portuguese Gambit, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 Bg4 4.f3 Bf5 5.Bb5+ Nbd7 C20 Portuguese Opening 1.e4 e5 2.Bb5 B01 Portuguese Variation, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 Bg4 D35 Positional Variation, Exchange Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 C45 Potter Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 A40 Pozarek Gambit 1.d4 Nc6 2.c4 e5 3.dxe5 Nxe5 4.Nc3 Nxc4 D33 Prague Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 OCC 125 A80 Pretzel Gambit, Dutch 1.d4 f5 2.Qd3 Nf6 3.g4 D21 Prianishenmo Gambit, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 c5 4.d5 Nf6 5.Nc3 e6 6.e4 exd5 7.e5 A24 Prickly Paw n Pass System, English 1.c4 e5 2.Nc3 Nf6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.e4 O-O 7.Nge2 c6 8.O-O a6 Schiller D50 Primitive Pillsbury Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.Nf3 cxd4 6.Qxd4 D40 Primitive Pillsbury Variation, Semi-Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.Bg5 cxd4 6.Qxd4 OCC 166 B12 Prins Attack, Caro-Kann 1.e4 c6 2.d4 d5 3.e5 Bf5 4.b4 D97 Prins Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Na6 OCC 382 A03 Prokofiev Gambit, Bird 1.f4 d5 2.e4 dxe4 3.d3 C47 Provincial Opening, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.a3 d6 5.h3 C57 Prussian Game; Knight Attack, Tw o Knights; C57 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 A49 Przepiorka Variation; A49 1.d4 Nf6 2.Nf3 g6 3.g3 B06 Pseudo-Austrian Attack 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 A46 Pseudo-Benko Gambit 1.d4 Nf6 2.Nf3 c5 3.d5 b5 D02 Pseudo-Catalan 1.d4 d5 2.Nf3 Nf6 3.g3 D06 Pseudo-Chigorin, QGD 1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.Nf3 Nc6 A00 Pseudo-Diemer Gambit, Dunst 1.Nc3 d5 2.e4 dxe4 3.f3 exf3 4.Qxf3 A48 Pseudo-Kings Indian Variation; A48 1.d4 Nf6 2.Nf3 g6 C88 Pseudo-Marshall Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 Bb7 8.c3 d5 9.exd5 Nxd5 10.Nxe5 Nxe5 D30 Pseudo-Meran; Semi-Slav, QGD 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 A40 Pseudo-Saemisch 1.d4 g6 2.c4 Bg7 3.e4 d6 4.Be3 Nf6 5.f3 A57 Pseudo-Saemisch, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.f3 D06 Pseudo-Slav, QGD 1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.Nf3 c6 B00 Pseudo-Spanish Variation 1.e4 Nc6 2.Bb5 D50 Pseudo-Tarrasch Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.cxd5 D30 Pseudo-Tarrasch, QGD 1.d4 d5 2.c4 e6 3.Nf3 c5 A41 Pterodactyl Variation, Modern 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 c5 5.Nf3 Qa5 B06 Pterodactyl, Pirc 1.e4 g6 2.d4 Bg7 3.Nc3 c5 B20 Push Variation, Smith-Morra Gambit, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 d3 A50 Pyrenees Gambit 1.d4 Nf6 2.c4 b5 C37 Quaade; Taylor Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Nc3 D06 Queen Attack, Baltic Defense, QGD 1.d4 d5 2.c4 Bf5 3.Nc3 e6 4.Qb3 B20 Queen Fianchetto Variation, Sicilian 1.e4 c5 2.b3 b6 A40 Queen Fianchetto, Queen Paw n Game 1.d4 b6 A40 Queen Paw n Fianchetto 1.d4 g6 D00 Queen Paw n Game; Close Opening; D00 1.d4 d5 A40 Queen Paw n Opening; A40 1.d4 OCC 48 D25 Queens Gambit Accepted Deferred 1.d4 d5 2.Nf3 Nf6 3.c4 dxc4 D20 Queens Gambit Accepted; D20 1.d4 d5 2.c4 dxc4 OCC 60 OCC 223PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 47. D02 Queens Gambit Reversed; Krause Variation 1.d4 d5 2.Nf3 c5 OCC 223 D06 Queens Gambit; Aleppo Gambit; D06 1.d4 d5 2.c4 OCC 59 E12 Queens Indian Defense; E12 1.d4 Nf6 2.c4 e6 3.Nf3 b6 OCC 338 A50 Queens Indian Defense; Saemisch-Indian 1.d4 Nf6 2.c4 b6 OCC 277 A18 Queens Indian Formation, English 1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 A00 Queens Indian Variation, Polish 1.b4 Nf6 2.Bb2 e6 3.b5 b6 C30 Queens Knight Defense, KGD 1.e4 e5 2.f4 Nc6 A84 Queens Knight Variation, Dutch 1.d4 f5 2.c4 Nf6 3.Nc3 D31 Queens Knight Variation, QGD; D31 1.d4 d5 2.c4 e6 3.Nc3 C00 Queens Knight, French 1.e4 e6 2.Nc3 C40 Queens Paw n Counter-Gambit; Elephant Gambit 1.e4 e5 2.Nf3 d5 A00 Queenside Defense, Polish 1.b4 Nf6 2.Bb2 e6 3.b5 a6 C25 Quelle Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 Bc5 4.fxe5 d6 A57 Quiet Line, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.Nd2 A28 Quiet Line, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e3 Schiller E15 Quiet Line, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 B28 Quiet System, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.d3 B08 Quiet System, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 D30 Quiet Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 5.Nbd2 D11 Quiet Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 B27 Quinteros Variation, Sicilian 1.e4 c5 2.Nf3 Qc7 C20 Radisch Gambit 1.e4 e5 2.d3 Nf6 3.f4 Bc5 E40 Ragozin Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Nc6 5.Nf3 O-O 6.Bd3 d5 7.O-O dxc4 OCC 320 E20 Ragozin Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 d5 E51 Ragozin Variation, Nimzo-Indian; E51 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 D38 Ragozin Variation, QGD; D38 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 OCC 160 A42 Randspringer Variation 1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 f5 C48 Ranken Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 a6 5.Bxc6 A80 Raphael Variation, Dutch 1.d4 f5 2.Nc3 A45 Raptor Variation, Trompow sky 1.d4 Nf6 2.Bg5 Ne4 3.h4 C10 Rasa-Studier Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Be3 D00 Rasa-Studier Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 e6 4.Be3 D00 Rasmussen Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Nge2 D60 Rauzer Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qb3 OCC 187 C98 Rauzer Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Nc6 13.dxe5 dxe5 14.a4 B63 Rauzer Variation, Sicilian; B63 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 A00 Regan Variation 1.g3 d5 2.Bg2 e5 3.d4 B14 Reifir-Spielmann Line, Caro-Kann 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qb6 C41 Rellstab Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.dxe5 Nxe4 5.Qd5 C33 Requena Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nc3 Qh4+ D83 Reshevsky Gambit, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Rc1 c5 7.dxc5 Qa5 E46 Reshevsky Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 OCC 326 E46 Reshevsky Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nge2 D36 Reshevsky Variation, QGD; D36 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.Qc2 C32 Reti (Charousek) Variation, KGD 1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 C00 Reti (Horw itz) Variation, French 1.e4 e6 2.b3 A09 Reti Gambit Accepted 1.Nf3 d5 2.c4 dxc4 A09 Reti Polonaise 1.Nf3 d5 2.c4 d4 3.b4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 48. B28 Reti System, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.g3 B41 Reti Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 D34 Reti Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.dxc5 Bxc5 10.Na4 OCC 127 A09 Reti; Landstrasser G; Wolf G; A09 1.Nf3 d5 2.c4 A04 Reti; Zukertort; A04 1.Nf3 C00 Reti-Spielmann Attack, French 1.e4 e6 2.g3 B11 Retreat Line, Mindeno Variation, Caro-Kann 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bh5 C60 Retreat Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nb8 B32 Retreat Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Nf3 B02 Retreat; Brooklyn Variation, Alekhine 1.e4 Nf6 2.e5 Ng8 C00 Reuter Gambit, French 1.e4 e6 2.f4 d5 3.Nf3 dxe4 4.Ng5 A00 Reversed Alekhine 1.g3 e5 2.Nf3 A00 Reversed Brooklyn Defense; Brooklyn Benko Gambit 1.g3 e5 2.Nf3 e4 3.Ng1 Nf6 4.b4 A45 Reversed Chigorin Defense 1.d4 Nf6 2.Nc3 c5 A25 Reversed Closed Sicilian, English; A25 1.c4 e5 2.Nc3 Nc6 Schiller A23 Reversed Dragon, English 1.c4 e5 2.Nc3 Nf6 3.g3 d5 A06 Reversed Mexican Defense, Reti 1.Nf3 d5 2.Nc3 A00 Reversed Modern Defense 1.g3 d5 2.Bg2 c5 A00 Reversed Nimzow itsch, Dunst 1.Nc3 e5 A00 Reversed Norw egian Defense, Hungarian 1.g3 e5 2.Nf3 e4 3.Nh4 C00 Reversed Philidor, French 1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 Nc6 5.Be2 A00 Reversed Rat, Mieses 1.d3 e5 A00 Reversed Scandinavian, Dunst 1.Nc3 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qa4 A21 Reversed Sicilian, English; A21 1.c4 e5 2.Nc3 Schiller C27 Reversed Spanish, Vienna 1.e4 e5 2.Nc3 Nf6 3.Bc4 Bb4 D33 Rey Ardid Variation, Tarrasch, QGD 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 c4 7.e4 OCC 124 D48 Reynolds Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.d5 OCC 144 D48 Reynolds Variation, QGD; D48 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 C39 Rice Gambit Accepted, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bd6 8.O-O Bxe5 C39 Rice Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Bc4 d5 7.exd5 Bd6 8.O-O C52 Richardson Attack, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O Nf6 7.d4 O-O 8.Nxe5 D01 Richter Attack 1.d4 d5 2.Nc3 Nf6 3.Bg5 OCC 56 B00 Richter Gambit, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Nb8 5.f3 B01 Richter Variation, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 g6 C73 Richter Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ bxc6 6.d4 C80 Richter Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.d5 D01 Richter Variation, Veresov 1.d4 d5 2.Nc3 Nf6 3.Bg5 Bf5 4.f3 OCC 57 A00 Richter-Grob Gambit, Grob 1.g4 d5 2.Bg2 c6 3.c4 dxc4 4.b3 B60 Richter-Rauzer Variation, Sicilian; B60 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 D01 Richter-Veresov Opening; D01 1.d4 d5 2.Nc3 Nf6 3.Bg5 B00 Riemann Defense, Nimzow itsch Defense 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.f4 Nc6 C80 Riga Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 exd4 A01 Ringelbach Gambit, Larsen 1.b3 e6 2.Bb2 f5 3.e4 Schiller C67 Rio de Janeiro Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 C67 Rio Gambit Accepted, Ruy Lopez; C67 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 D00 Ritter Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 b6 E16 Riumin Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ 6.Bd2 Be7 OCC 346 B20 Rivadavia Gambit, Sicilian 1.e4 c5 2.d4 cxd4 3.c3PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 49. C39 Riviere Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.Nxg4 d5 B28 Robatsch Line, Sicilian 1.e4 c5 2.Nf3 a6 3.c4 d6 A13 Romanishin Gambit, English 1.c4 e6 2.Nf3 Nf6 3.g3 a6 4.Bg2 b5 A28 Romanishin Variation, English 1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.e3 Bb4 5.Qc2 Bxc3 OCC 26 A15 Romanishin Variation, English 1.c4 Nf6 2.Nf3 e6 3.g3 a6 E20 Romanishin Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.g3 O-O 6.Bg2 C95 Romanishin Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 Nbd7 11.Nbd2 Bb7 12.Bc2 Re8 13.Nf1 Bf8 14.Bg5 C45 Romanishin Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 Bb4+ E23 Romanovsky Gambit, Nimzo-Indian; E23 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 E25 Romanovsky Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5 f5 OCC 302 C87 Romanovsky Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 exd4 10.cxd4 Nb4 C68 Romanovsky Variation, Ruy Lopez Exchange 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 bxc6 5.Nc3 f6 6.d3 A00 Romford Counter-Gambit, Grob 1.g4 d5 2.Bg2 Bxg4 3.c4 d4 A00 Romford Counter-Gambit, Grob 1.g4 d5 2.Bg2 Bxg4 3.c4 d4 4.Bxb7 Nd7 5.Bxa8 Qxa8 D46 Romi Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Bb4 OCC 141 A00 Rooks Sw ap Line, Polish 1.b4 Nf6 2.Bb2 e6 3.b5 a6 4.a4 axb5 5.axb5 Rxa1 6.Bxa1 B07 Roscher Gambit, Pirc 1.e4 d6 2.d4 Nf6 3.Nf3 C88 Rosen Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.d4 D21 Rosenthal Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 e6 C67 Rosenthal Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 a6 C46 Rosenthal Variation, Three Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 g6 4.d4 exd4 5.Nd5 C39 Rosenthal; Stockw hip Var, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Qe7 C50 Rosentreter Gambit, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d4 C37 Rosentreter Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 C37 Rosentreter-Testa Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 g4 5.Bxf4 C21 Ross Gambit, Center 1.e4 e5 2.d4 exd4 3.Bd3 B30 Rossolimo (Nezmetdinov) Variation, Sicilian; B30 1.e4 c5 2.Nf3 Nc6 3.Bb5 A40 Rossolimo Variation 1.d4 g6 2.c4 Bg7 3.e4 d6 4.Nf3 Bg4 B06 Rossolimo Variation, Modern Defense 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.c4 Bg4 C60 Rotary-Albany Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 b6 D12 Rotterdam Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.cxd5 cxd5 6.Qb3 C50 Rousseau Gambit 1.e4 e5 2.Nf3 Nc6 3.Bc4 f5 E83 Ruban Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 Rb8 OCC 398 D05 Rubinstein Attack, Colle 1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 c5 5.b3 D64 Rubinstein Attack, Orthodox Defense, QGD; D64 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 OCC 193 C30 Rubinstein Countergambit, KGD 1.e4 e5 2.f4 Bc5 3.Nf3 d6 4.c3 f5 C48 Rubinstein Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4 E10 Rubinstein Variation, Blumenfeld 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.e4 OCC 354 A52 Rubinstein Variation, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Bf4 OCC 297 B13 Rubinstein Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 Nf6 6.Bf4 D06 Rubinstein Variation, Colle 1.d4 d5 2.Nf3 Nf6 3.e3 c5 4.Bd3 e6 5.b3 OCC 227 A84 Rubinstein Variation, Dutch 1.d4 f5 2.c4 e6 3.Nc3 OCC 248 A16 Rubinstein Variation, English 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 c5 5.Bg2 Nc7 OCC 37 C10 Rubinstein Variation, French 1.e4 e6 2.d4 d5 3.Nc3 dxe4 C14 Rubinstein Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Qd2 C39 Rubinstein Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.d4 E40 Rubinstein Variation, Nimzo-Indian; E40 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 OCC 316 E42 Rubinstein Variation, Nimzo-Indian; E42 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 OCC 202PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 50. D61 Rubinstein Variation, Orthodox Defense, QGD; D61 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qc2 OCC 202 D20 Rubinstein Variation, QGA 1.d4 d5 2.c4 dxc4 3.e4 c5 D27 Rubinstein Variation, QGA; D27 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 D27 Rubinstein Variation, QGA; D27 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.a4 OCC 70 D63 Rubinstein Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 E16 Rubinstein Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 c5 6.d5 exd5 7.Nh4 OCC 348 A34 Rubinstein Variation, Symmetrical English 1.c4 c5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc7 Schiller D52 Rubinstein Variation; QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.Nd2 dxc4 OCC 179 D45 Rubinstein; anti-Meran 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Ne5 OCC 151 D34 Rubinstein; Normal Position, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O OCC 126 C02 Ruisdonk Gambit, French 1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 cxd4 5.Bd3 C79 Russian Defense, Ruy Lopez; C79; Lasker Defense 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 C42 Russian Three Knights Var, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nc3 D81 Russian Variation, Grunfeld; D81 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Qb3 OCC 364 D96 Russian Variation, Grunfeld; D96 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 OCC 380 D56 Russian Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.Qc2 Nf6 10.Bd3 dxc4 11.Bxc4 c5 12.O-O Nc6 13.Rfd1 Bd7 OCC 209 C60 Ruy Lopez; Spanish Opening; C60 1.e4 e5 2.Nf3 Nc6 3.Bb5 A04 Rydel-Bloodgood Gambit 1.Nf3 f5 2.e4 fxe4 3.Ne5 D00 Ryder Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Qxf3 D00 Sadler Variation, QGA 1.d4 d5 2.c4 dxc4 3.e4 Nc6 4.Be3 Nf6 5.Nc3 e5 6.d5 Na5 7.Nf3 Bd6 D20 Saduleto Variation, QGA; Central Variation, QGA 1.d4 d5 2.c4 dxc4 3.e4 B02 Saemisch Attack, Alekhine 1.e4 Nf6 2.e5 Nd5 3.Nc3 E51 Saemisch Deferred, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.a3 E80 Saemisch Variation, KID; E80 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 OCC 396 E24 Saemisch Variation, Nimzo-Indian; E24 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 OCC 299 E26 Saemisch Variation, Nimzo-Indian; E26 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 D35 Saemisch Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Nf3 Nbd7 6.Bf4 D37 Saemisch Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Nbd7 5.cxd5 exd5 6.Bf4 OCC 168 E15 Saemisch Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 c5 D19 Saemisch Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2 Ne4 10.g4 OCC 91 D06 Salvio Countergambit, QGD 1.d4 d5 2.c4 c5 3.dxc5 d4 C37 Salvio Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 B31 San Francisco Gambit, Sicilian 1.e4 c5 2.Nf3 Nc6 3.Bb5 Na5 4.b4 B00 San Jorge Variation 1.e4 a6 2.d4 b5 3.Nf3 Bb7 4.Bd3 d6 5.O-O g6 6.c3 Bg7 B00 San Jorge Variation 1.e4 a6 2.d4 e6 E37 San Remo Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Ne4 7.Qc2 Nc6 8.e3 e5 OCC 315 E23 San Remo Variation, Nimzo-Indian; Stahlberg Variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Ne4 7.Bd2 Nxc5 OCC 305 D41 San Sebastian Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 cxd4 8.cxd4 Bb4+ 9.Bd2 Qa5 OCC 162 B00 Sanky-Georg Gambit, St George 1.e4 a6 2.d4 e6 3.c4 b5 C37 Santa Maria Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 Nf6 B20 Santasiere Wing Gambit, Sicilian 1.e4 c5 2.b4 cxb4 3.c4 A06 Santasieres Folly, Reti 1.Nf3 d5 2.b4 E60 Santassiere Variation, KID 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.b4 A00 Saragossa; Hempels Opening 1.c3 OCC 7 D00 Sarratt Attack 1.d4 d5 2.Bf4 C37 Sarratt Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 C60 Saw yers Gambit, Ruy Lopez; Spanish Countergambit 1.e4 e5 2.Nf3 Nc6 3.Bb5 d5 B20 Scandinavian Formation, Smith-Morra, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 d5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 51. B02 Scandinavian Variation, Alekhine 1.e4 Nf6 2.Nc3 d5 B00 Scandanavian Variation, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 C36 Scandinavian Variation, KGA; Modern Defense, KGA; C36 1.e4 e5 2.f4 exf4 3.Nf3 d5 C34 Schallop Defense, KGA 1.e4 e5 2.f4 exf4 3.Nf3 Nf6 D12 Schallopp Defense, Slav; D12 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 D32 Schara-Hennig Gambit; Duisburg Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 cxd4 OCC 119 B80 Scheveingen Variation, Sicilian; B80 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 B20 Scheveningen Formation, Smith-Morra Accepted 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 d6 6.Bc4 e6 B83 Scheveningen Variation, Sicilian; B83 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 A00 Schiffler Attack, Polish 1.b4 Nf6 2.Bb2 g6 3.e4 A00 Schiffler-Sokolsky Variation, Polish 1.b4 Nf6 2.Bb2 d5 3.e3 e6 4.b5 A00 Schiffler-Sokolsky; Tartakow er Gambit 1.b4 e5 2.Bb2 f6 3.e4 Bxb4 A00 Schiller Defense, Zilbermints Gambit, Grob 1.g4 d5 2.e4 dxe4 3.Nc3 h5 B01 Schiller-Pytel Variation, Center Counter 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 c6 C21 Schlechter Defense, Center 1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Bc4 cxb2 5.Bxb2 d5 E52 Schlechter Defense, Nimzo-Indian; E52 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 b6 C80 Schlechter Defense, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.a4 Nxd4 C01 Schlechter Variation, French 1.e4 e6 2.d4 d5 3.Bd3 D80 Schlechter Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Bd3 c6 OCC 375 D80 Schlechter Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 c6 OCC 371 C41 Schlechter Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.Nc3 B08 Schlechter Variation, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.h3 C86 Schlechter Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 b5 7.Bb3 O-O 8.c3 d5 D11 Schlechter Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 g6 OCC 108 D15 Schlechter Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 g6 OCC 100 C46 Schlechter Variation, Three Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Bb4 4.Nd5 Nf6 A43 Schlenker Defense, Benoni 1.d4 c5 2.dxc5 Na6 C70 Schliemann Defense Deferred, Ruy 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 C63 Schliemann; Jaenisch Var, Ruy Lopez; C63 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 C47 Schmid Gambit, Four Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nxd4 Nxe4 B04 Schmid Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Nb6 A43 Schmid Variation, Benoni 1.d4 c5 2.d5 d6 3.Nc3 g6 OCC 51 C44 Schmidt Attack, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 f5 4.d4 d6 5.d5 C45 Schmidt Var; Scotch Four Knights 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nc3 A00 Schneider Gambit, Kadas 1.h4 g5 A47 Schnepper Gambit 1.d4 Nf6 2.Nf3 b6 3.c3 e5 C63 Schoenemann Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d4 B23 Schofman Variation, Sicilian 1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bc4 e6 6.f5 C30 Schubert Variation, KGD 1.e4 e5 2.f4 Qf6 3.Nc3 Qxf4 4.d4 A00 Schuehler Gambit, Polish 1.b4 c6 2.Bb2 a5 3.b5 cxb5 4.e4 Schiller C34 Schulder Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 d6 4.b4 C52 Schulen Defense, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O b5 C38 Schultz Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 5.h4 h6 6.d4 d6 7.Qd3 A10 Schulz Gambit, English 1.c4 d5 2.cxd5 Nf6 Schiller D00 Schuttler Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Nbd7 C15 Schw arzs Line, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 Ne7 5.Nb1 C21 Scippler Gambit, Center 1.e4 e5 2.d4 exd4 3.Nf3 Bc5 4.c3 dxc3 5.Bc4 B10 Scorpion-Horus Gambit, Caro-Kann 1.e4 c6 2.Nc3 d5 3.d3 dxe4 4.Bg5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 52. C56 Scotch Gambit 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O C44 Scotch Gambit 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 C44 Scotch Game 1.e4 e5 2.Nf3 Nc6 3.d4 E00 Seiraw an Attack 1.d4 Nf6 2.c4 e6 3.Bg5 B19 Seiraw an Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.Ne5 Bh7 9.Bd3 Bxd3 10.Qxd3 E73 Semi-Averbakh System, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Be3 A81 Semi-Leningrad Variation, Dutch 1.d4 f5 2.g3 Nf6 3.Bg2 g6 D11 Semi-Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 e6 5.Nc3 OCC 102 D31 Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 Nf6 5.e3 D31 Semi-Slav Defense 1.d4 d5 2.c4 c6 3.Nc3 e6 OCC 81 D31 Semi-Slav Defense 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 OCC 99 D31 Semi-Slav Defense 1.d4 d5 2.c4 e6 3.Nc3 c6 OCC 134 D44 Semi-Slav Defense Accepted; D44 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 D40 Semi-Tarrasch Variation, QGD; D40 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 D30 Semmering Variation, Semi-Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 e6 5.Nbd2 OCC 103 D30 Semmering Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 5.Nbd2 Nbd7 6.Bd3 c5 C30 Senechaud Counter-Gambit, KGD 1.e4 e5 2.f4 Bc5 3.Nf3 g5 C40 Senechaud Gambit, Latvian 1.e4 e5 2.Nf3 f5 3.b4 A80 Seneschaud Gambit, Dutch 1.d4 f5 2.Bf4 e6 3.g4 A40 Seneschaud Variation, Dutch 1.d4 e6 2.Bf4 f5 3.g4 D87 Seville Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 D45 Shabalov Attack, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 Bd6 7.g4 C78 Shannon Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bb7 7.Ng5 d5 C07 Shaposhnikov Gambit, French 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Nf6 D17 Sharp Line, Wiesbaden Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 e6 7.f3 Bb4 8.e4 C41 Sharp Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 Nb6 D00 Shaviliuk Gambit, QP 1.d4 d5 2.Nc3 e5 E42 Sherbakov Attack, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 O-O 7.c5 B89 Sherbakov Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Bb3 O-O 9.O-O Na5 10.f4 b6 B22 Sherzer Variation, Sicilian 1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 e6 5.Nf3 Nc6 C50 Shilling (Kostic) Gambit, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nd4 A15 Shirazi Shove 1.c4 Nf6 2.g3 h5 E21 Shocron Gambit, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.d5 b5 A00 Short Spike Attack, Grob 1.g4 d5 2.Bg2 c6 3.h3 B12 Short Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nf3 D24 Show alter Variation, QGA; D24 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 D00 Shropshire Defense 1.d4 d5 2.Nc3 h5 C33 Shurig Gambit, KGA 1.e4 e5 2.f4 exf4 3.Bb5 A00 Shy Attack 1.a3 e5 2.g3 d5 3.Bg2 Nf6 4.d3 Nc6 5.Nd2 Bd6 6.e3 O-O 7.h3 D00 Siberian Attack 1.d4 d5 2.Qd3 Nc6 3.Nc3 A20 Sicilain Variation, English 1.c4 e5 OCC 14 B20 Sicilian Center Game 1.e4 c5 2.d4 cxd4 B20 Sicilian Defense; B20 1.e4 c5 B27 Sicilian Fred 1.e4 c5 2.Nf3 g6 3.d4 f5 A00 Sicilian Invitation 1.g3 c5 A00 Sicilian Tw o Knights, Dunst 1.Nc3 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 A19 Sicilian Variation, English; A19 1.c4 Nf6 2.Nc3 e6 3.e4 c5 OCC 41 C74 Siesta Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 53. C37 Silberschmidt Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Ne5 Qh4+ 6.Kf1 Nh6 D97 Simagin (Byrne) Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Nc6 OCC 385 D86 Simagin Improved Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 Nc6 OCC 367 B96 Simagin Line, Najdorf Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 8.e5 dxe5 9.fxe5 Qc7 10.Qe2 E60 Simagin Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.Nc3 Nc6 7.O-O Bg4 D86 Simagin Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 b6 9.h4 Ba6 OCC 366 E62 Simagin Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O Bg4 E46 Simagin Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Bd6 OCC 327 E46 Simagin Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nge2 d5 6.a3 Bd6 C95 Simagin Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 Nbd7 11.Nh4 E77 Six Paw ns Attack, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 E76 Six Paw ns Attack, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 c5 6.d5 O-O 7.Be2 e6 8.dxe6 fxe6 9.g4 Nc6 10.h4 OCC 409 C80 Skipw orth Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.Re1 d5 D11 Slav Bishops Game 1.d4 d5 2.c4 c6 3.Nf3 Bf5 D10 Slav Defense; Czech Defense, QGD; D10 1.d4 d5 2.c4 c6 OCC 78 A00 Slav Formation, Hungarian 1.g3 d5 2.Bg2 c6 D21 Slav Gambit, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 b5 D10 Slav Paw n Game 1.d4 d5 2.c4 c6 3.e3 A84 Slav Stonew all, Dutch 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e3 f5 A00 Sleipner Countergambit, Dunst 1.Nc3 d5 2.f4 d4 3.Ne4 e5 4.Nf3 A00 Sleipner Gambit, Dunst 1.Nc3 d5 2.e3 e5 3.d4 Bb4 B20 Slow Sicilian 1.e4 c5 2.Be2 C52 Slow Variation, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O B07 Small Center Defense 1.e4 d6 2.d4 e6 B06 Small Center Variation, Pirc 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.Nc3 e6 B00 Smith Gambit, Ow en Defense 1.e4 b6 2.d4 Bb7 3.Nf3 B20 Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 B28 Smith-Morra Line, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.c3 B20 Smith-Morra; Fleissig Gambit, Sic 1.e4 c5 2.d4 cxd4 3.c3 A17 Smyslov Defense, English 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nxc3 OCC 39 B17 Smyslov Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Ng5 e6 7.Qe2 Nb6 D29 Smyslov Variation, Classical Defense, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3 Bd6 OCC 71 A21 Smyslov Variation, English 1.c4 e5 2.Nc3 d6 3.Nf3 Bg4 OCC 18 D80 Smyslov Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Bd3 c6 7.O-O Bg4 OCC 377 D98 Smyslov Variation, Grunfeld; D98 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 E61 Smyslov Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Bg5 E61 Smyslov Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.Bg5 E48 Smyslov Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O dxc4 8.Bxc4 Qe7 OCC 325 E55 Smyslov Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 Qe7 D25 Smyslov Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 g6 OCC 76 C93 Smyslov Variation, Ruy Lopez; C93 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 h6 D16 Smyslov Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Na6 D16 Smyslov Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Na6 6.e3 Bg4 OCC 86 B00 Snagkeouss Defense 1.e4 a5 2.d4 Nc6 A43 Snail Variation, Benoni 1.d4 c5 2.d5 Na6 A61 Snake Variation, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 Bd6 D00 Sneiders Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Qh5 B20 Snyder Variation, Sicilian 1.e4 c5 2.b3PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 54. C25 Soerensen Defense, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 g5 E97 Sokolovs Line, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.b4 Nh5 10.Re1 A00 Sokolsky Attack, Polish 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e3 d6 5.Nf3 O-O 6.d4 E09 Sokolsky Variation, Catalan 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6 9.b3 a5 10.Bb2 Ba6 OCC 359 C52 Sokolsky Variation, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 d6 7.Bg5 D89 Sokolsky Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3 cxd4 11.cxd4 Bg4 12.f3 Na5 13.Bd3 Be6 14.d5 OCC 368 C41 Sokolsky Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.dxe5 Nxe4 5.Nbd2 D00 Soller Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Bf5 4.f3 Nf6 5.Bc4 A40 Soller Gambit Deferred 1.d4 e5 2.dxe5 Nc6 3.Nf3 f6 D00 Soller; Lemberger Var, BDG; Diemer Attack 1.d4 d5 2.e4 dxe4 3.Nc3 e5 4.Be3 A40 Soller; Purchas Gambit 1.d4 e5 2.dxe5 f6 D00 Soller; Vienna Var, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 5.Bc4 C30 Soller-Zilbermints Gambit, KGD 1.e4 e5 2.f4 f6 3.fxe5 Nc6 D20 Somov Gambit, QGA 1.d4 d5 2.c4 dxc4 3.e4 e5 4.Bxc4 C21 Sorensen Defense, Center 1.e4 e5 2.d4 exd4 3.c3 d5 C37 Sorensen Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.d4 g4 5.Ne5 A57 Sosonko Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.a4 B77 Sosonko Variation, Sicilian Dragon 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Nd7 D16 Soultanbeieff Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 e6 OCC 87 C63 Soviet Youth Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 Nd4 5.O-O B20 Sozin Formation, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 d6 7.O-O a6 8.Qe2 b5 D49 Sozin Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 11.Nxb5 Nxe5 B57 Sozin; Velimirovic Attack, Sicilian; B57 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 C92 Spanish Benoni, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.d5 E73 Spanish Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 a6 C48 Spanish Four Knights Game; C48 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 C44 Spanish Variation, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Bb5 C64 Spanish Wing Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.b4 A40 Spassky Gambit, Polish Defense 1.d4 b5 2.e4 Bb7 3.Bxb5 E14 Spassky System, QID; E14 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 E60 Spassky Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.Nc3 Nc6 7.O-O Bf5 D87 Spassky Variation, Grunfeld; D87 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 D34 Spassky Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 cxd4 10.Nxd4 D00 Sperling Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 5.d5 C24 Spielmann Attack, Bishop 1.e4 e5 2.Bc4 Nf6 3.d3 Bc5 4.Nc3 A32 Spielmann Defense, Symmetrical English; A32 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 Schiller A33 Spielmann Defense, Symmetrical English; A32 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Nc6 Schiller A80 Spielmann Gambit, Dutch 1.d4 f5 2.Nc3 Nf6 3.g4 B02 Spielmann Variation, Alekhine 1.e4 Nf6 2.Nc3 d5 3.e5 Nfd7 4.e6 E10 Spielmann Variation, Blumenfeld 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.Bg5 exd5 6.cxd5 h6 OCC 355 C14 Spielmann Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 O-O E23 Spielmann Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Ne4 7.Bd2 Nxd2 8.Nxd2 O-O 9.O-O-O OCC 308 E22 Spielmann Variation, Nimzo-Indian; E22 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 OCC 304 B56 Spielmann Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Nde2 A46 Spielmann-Indian 1.d4 Nf6 2.Nf3 c5 A00 Spike Attack, Grob 1.g4 d5 2.Bg2 c6 3.g5 A00 Spike Deferred, Grob 1.g4 g6 2.d3 A00 Spike Deferred; Myers Spike Attack 1.d3 g6 2.g4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 55. A00 Spike Lee Gambit, Clemenz 1.h3 h5 2.g4 A01 Spike Variation, Larsen 1.b3 Nf6 2.Bb2 g6 3.g4 Schiller B00 St George; Birmingham; Baker 1.e4 a6 A40 St Georges Gambit 1.d4 a6 2.c4 b5 3.e4 e6 4.cxb5 axb5 C82 St Petersburg Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5 10.Nbd2 A00 St. George Defense, Dunst 1.Nc3 a6 E43 St. Petersburg Variation, Nimzo-Indian; E43 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 C42 Stafford Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nc6 E23 Stahlberg Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Ne4 7.Bd2 Nxc5 8.Qc2 f5 9.g3 OCC 306 D49 Stahlberg Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 11.Nxb5 Nxe5 12.Nxe5 axb5 C27 Stanley Variation, Vienna; C27 1.e4 e5 2.Nc3 Nf6 3.Bc4 A43 Staunton Defense; Benoni Defense; A43 1.d4 c5 OCC 50 A82 Staunton Gambit Accepted, Dutch 1.d4 f5 2.e4 fxe4 A82 Staunton Gambit, Dutch; A82 1.d4 f5 2.e4 OCC 258 C32 Staunton Line, KGD; C32 1.e4 e5 2.f4 d5 3.exd5 e4 C42 Staunton Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 c6 B20 Staunton-Cochrane Variation, Sicilian 1.e4 c5 2.c4 B10 Stein Attack, Caro-Kann 1.e4 c6 2.d3 d5 3.Nd2 g6 4.g3 Bg7 5.Bg2 e5 6.Ngf3 Ne7 7.O-O O-O 8.b4 A16 Stein Attack, English 1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.Nf3 g6 5.Qa4+ E92 Stein Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.d5 a5 C23 Stein Gambit, Bishop 1.e4 e5 2.Bc4 Bc5 3.f4 A00 Steinbeck Gambit, Kadas 1.h4 f5 2.e4 fxe4 3.d3 E81 Steiner Attack, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 A00 Steiner Gambit, Dunst 1.Nc3 d5 2.e4 dxe4 3.Nxe4 e5 4.f4 B28 Steiner Line, Sicilian 1.e4 c5 2.Nf3 a6 3.c3 d6 B02 Steiner Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.b3 A51 Steiner Variation, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ne4 4.Qc2 OCC 292 E38 Steiner Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 Bxc3+ E20 Steiner Variation, Nimzo-Indian; Romanishin Variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 OCC 332 C41 Steiner Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 c6 5.O-O Be7 6.dxe5 C89 Steiner Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 e4 D16 Steiner Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bg4 OCC 95 C00 Steinitz Attack, French 1.e4 e6 2.e5 D00 Steinitz Countergambit, Queen Paw n Game 1.d4 d5 2.Bf4 c5 OCC 232 C71 Steinitz Defense Deferred; Ruy Lopez; C71 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 C62 Steinitz Defense, Ruy Lopez; C62 1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 C46 Steinitz Defense, Three Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 g6 C25 Steinitz Gambit, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 C14 Steinitz Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 C11 Steinitz Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 C43 Steinitz Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 C44 Steinitz Variation, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 f6 D26 Steinitz Variation, QGA 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O cxd4 OCC 74 C45 Steinitz Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 5.Nc3 C29 Steinitz Variation, Vienna 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.d3 C45 Steinitz; Pulling Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 B20 Steinitz; Tartakow er, Lasker-Dunne Variation, Sicilian 1.e4 c5 2.g3 D80 Stockholm Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bg5 OCC 393PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 56. A40 Stockhom Variation, Englund Gambit 1.d4 e5 2.dxe5 Nc6 3.Nf3 Qe7 4.Qd5 B22 Stoltz Attack, Sicilian 1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.Bc4 Nb6 6.Bb3 D31 Stoltz Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 Nf6 5.e3 Nbd7 6.Qc2 Be7 7.b3 OCC 140 D45 Stoltz Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 D34 Stoltz Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.Bg5 Be6 10.Rc1 b6 OCC 128 D00 Stonew all Attack 1.d4 d5 2.e3 Nf6 3.Bd3 c5 4.c3 D00 Stonew all Attack 1.d4 d5 2.e3 Nf6 3.Bd3 c5 4.c3 Nc6 5.f4 OCC 220 D00 Stonew all Attack, Queen Paw n Game 1.d4 d5 2.e3 Nf6 3.Bd3 A92 Stonew all Defense, Dutch 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 OCC 251 D44 Stonew all Defense, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Ne4 6.Bd3 f5 OCC 152 A84 Stonew all Variation, Dutch 1.d4 f5 2.c4 e6 3.Nf3 Nf6 4.g3 c6 5.Bg2 d5 6.O-O Bd6 D30 Stonew all Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.e3 c6 5.Nbd2 Ne4 6.Bd3 f5 OCC 104 C51 Stone-Ware Defense, Evans Gambit 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bd6 C40 Strautins Gambit, Latvian 1.e4 e5 2.Nf3 f5 3.Bc4 b5 D00 Studier Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.O-O O-O 8.Qe1 D00 Studier-Rasa Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Be3 A45 Stummer Gambit 1.d4 Nf6 2.g4 Nxg4 3.e4 d6 4.Be2 Nf6 5.Nc3 A03 Sturm; Mujannah 1.f4 d5 2.c4 C43 Suchting Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.Bc4 D15 Suchting Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 Qb6 OCC 84 C90 Suetin Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.a3 C90 Suetin Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.a3 C59 Suhle Defense, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Be2 h6 B06 Suttles Variation, Modern Defense 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 c6 C01 Svenius Variation, French 1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nc3 Nf6 5.Bg5 C21 Svenonius Defense, Center 1.e4 e5 2.d4 exd4 3.c3 Ne7 C49 Svenonius Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 Bxc3 7.bxc3 d5 C10 Svenonius Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.exd5 C30 Svenonius Variation, KGD 1.e4 e5 2.f4 Bc5 3.Nf3 d6 4.Nc3 Nf6 5.Bc4 Nc6 6.d3 Bg4 B33 Sveshnikov Variation, Sicilian 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Bxf6 gxf6 10.Nd5 f5 B07 Sveshnikov-Jansa Attack, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.h3 C18 Sw iss (Retreat) Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 B42 Sw iss Cheese Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 g6 A02 Sw iss Gambit, Bird 1.f4 f5 2.e4 fxe4 3.Nc3 Nf6 4.g4 C11 Sw iss Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bd3 A46 Sw iss; Wagner Gambit 1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e4 A00 Symmetric Variation, Ware Opening 1.a4 a5 A30 Symmetrical Defense, English; A30 1.c4 c5 OCC 11 D14 Symmetrical Line, Slav; D14 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5 C49 Symmetrical Variation, 4 Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 A00 Symmetrical Variation, Hungarian 1.g3 g6 A01 Symmetrical Variation, Larsen 1.b3 b6 Schiller C43 Symmetrical Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 d5 A00 Symmetrical Variation, Polish 1.b4 b5 D02 Symmetrical Variation, QP 1.d4 d5 2.Nf3 Nf6 A36 Symmetrical Variation, Symmetrical English 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 Schiller D32 Symmetrical Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.e3 Nf6 5.Nf3 Nc6 D32 Symmetrical Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.e3 Nf6 5.Nf3 Nc6 6.Bd3 Bd6 7.O-O O-O OCC 131 OCC 384PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 57. D97 Szabo (Boleslavsky) Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 c6 OCC 384 E60 Szabo Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.Nc3 Nc6 7.O-O e5 D44 Szabo Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4 6.e4 b5 7.e5 h6 8.Bh4 g5 9.Nxg5 hxg5 10.Bxg5 Nbd7 11.Qf3 OCC 155 B44 Szen Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 B20 Taimanov Formation, Smith-Morra Accepted, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Bc4 a6 6.Nf3 Ne7 E17 Taimanov Gambit, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.d5 exd5 8.Nd4 B28 Taimanov Line, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 e5 A67 Taimanov Variation, Benoni; A67 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5+ OCC 284 A25 Taimanov Variation, English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 Schiller A25 Taimanov Variation, English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 4.Rb1 Nh6 OCC 15 A25 Taimanov Variation, English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 d6 6.Nge2 Nh6 OCC 17 E40 Taimanov Variation, Nimzo-Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 Nc6 OCC 319 B46 Taimanov Variation, Sicilian 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Nge7 B44 Taimanov; Bastrikov, Paulsen Variation, Sicilian; B44 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 C43 Tal Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Bb5 B21 Tal Gambit, Sicilian 1.e4 c5 2.f4 d5 3.exd5 Nf6 B12 Tal Variation, Caro-Kann 1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 A60 Tal Variation, Modern Variation, Benoni; A60 1.d4 Nf6 2.c4 c5 3.d5 e6 B82 Tal Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 Nc6 7.Be3 Be7 8.Qf3 A43 Tamarkin Countergambit, Benoni 1.d4 c5 2.Nf3 cxd4 3.b4 e5 B15 Tarrasch (Alekhine) Gambit, Caro 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Bd3 D32 Tarrasch Defense, QGD; D32 1.d4 d5 2.c4 e6 3.Nc3 c5 OCC 118 D32 Tarrasch Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.dxc5 d4 6.Na4 b5 OCC 120 C66 Tarrasch Trap, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Re1 O-O C14 Tarrasch Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.Bd3 C03 Tarrasch Variation, French; C03 1.e4 e6 2.d4 d5 3.Nd2 C42 Tarrasch Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 Bg4 C80 Tarrasch; Open Variation, Ruy Lopez; C80 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 D30 Tarrasch-Catalan Variation, QGD 1.d4 d5 2.c4 e6 3.g3 Nf6 4.Bg2 c5 OCC 217 A82 Tartakow er Attack, Dutch 1.d4 f5 2.e4 fxe4 3.Nc3 Nf6 4.g4 OCC 260 C52 Tartakow er Attack, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 d6 7.Qb3 D08 Tartakow er Defense, QGD 1.d4 d5 2.c4 e5 3.dxe5 d4 4.Nf3 c5 A00 Tartakow er Gambit, Polish 1.b4 e5 2.Bb2 f6 3.e4 Schiller D06 Tartakow er Gambit, QGD 1.d4 d5 2.c4 Nc6 3.Nc3 e5 C60 Tartakow er Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.d4 exd4 5.Nxd4 g6 6.Nc3 Bg7 7.Be3 O-O 8.Qd2 d5 B74 Tartakow er Line, Sicilian Dragon 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Qc8 D59 Tartakow er Variation 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6 8.cxd5 Nxd5 9.Bxe7 Qxe7 10.Nxd5 exd5 11.Rc1 Be6 OCC 206 B15 Tartakow er Variation, Caro 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 C12 Tartakow er Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.e5 h6 6.Bd2 Nfd7 C14 Tartakow er Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Ne4 C50 Tartakow er Variation, Hungarian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.d4 exd4 5.c3 Nf6 6.e5 Ne4 D58 Tartakow er Variation, QGD; D58 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6 D03 Tartakow er Variation, QP 1.d4 d5 2.Nf3 Nf6 3.Bg5 OCC 230 C80 Tartakow er Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.Qe2 C63 Tartakow er Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Nf6 C45 Tartakow er Variation, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.Nd2 B53 Tartakow er Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.c3 A53 Tartakow er-Indian 1.d4 Nf6 2.c4 d6 3.Nf3 Bg4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 58. C34 Tashkent Attack, KGA 1.e4 e5 2.f4 exf4 3.Nf3 Nf6 4.e5 Nh5 5.g4 A80 Tate Gambit, Dutch 1.d4 f5 2.g4 fxg4 3.e4 d5 4.Nc3 D00 Tautvaisis Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Qxf3 Nc6 C44 Taylor Opening; Inverted Hungarian 1.e4 e5 2.Nf3 Nc6 3.Be2 UON 26 D00 Teichmann Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 Bg4 C14 Teichmann Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 f6 D56 Teichmann Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.Qc2 OCC 208 D00 Tejler Attack, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 5.Bf4 D00 Tejler Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Qxf3 Qxd4 6.Be3 Qg4 7.Qf2 Ne4 8.Nxe4 Qxe4 9.O-O-O Nc6 10.Bd3 A06 Tennison G; Lemberg G; Abonyi G 1.Nf3 d5 2.e4 C54 Therkatz-Herzog, Italian 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.O-O Bxc3 9.d5 Bf6 10.Re1 Ne7 C39 Thorold Attack, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 h6 6.Nxf7 Kxf7 7.d4 C23 Thorold Gambit 1.e4 e5 2.Bc4 b5 3.Bxb5 f5 C46 Three Knights Opening; C46 1.e4 e5 2.Nf3 Nc6 3.Nc3 A27 Three Knights System, English; A27 1.c4 e5 2.Nc3 Nc6 3.Nf3 Schiller D90 Three Knights Variation, Grunfeld; D90 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 OCC 378 E21 Three Knights Variation, Nimzo-Indian; E21 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 OCC 329 D37 Three Knights Variation, QGD; D37 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 D15 Three Knights Variation, Slav; D15 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 A34 Three Knights Variation, Symmetrical English 1.c4 c5 2.Nc3 Nf6 3.Nf3 d5 4.cxd5 Nxd5 Schiller C28 Three Knights Variation, Vienna; C28 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nc6 B00 Three Paw n Attack, St George 1.e4 a6 2.d4 e6 3.c4 B06 Three Paw ns Attack 1.e4 g6 2.d4 Bg7 3.f4 A40 Thuring Gambit; Hartlaub-Charlick Gambit 1.d4 e5 2.dxe5 d6 B00 Tiers Counter-Gambit 1.e4 f5 E15 Timmans Line, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qb3 E18 Tiviakov Defense, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Na6 B17 Tiviakov-Fischer Attack, Caro-Kann 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Nxf6+ Nxf6 D31 Tolush Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.Nxe4 Bb4+ 6.Bd2 Qxd4 7.Bxb4 Qxe4+ 8.Be2 c5 9.Bxc5 Qxg2 B01 Tomalty Gambit, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nf6 5.Nc3 c5 A47 Torre Attack 1.d4 Nf6 2.Nf3 b6 3.Bg5 A46 Torre Attack 1.d4 Nf6 2.Nf3 e6 3.Bg5 D03 Torre Attack, QP; D03 1.d4 d5 2.Nf3 Nf6 3.Bg5 C20 Tortoise Opening 1.e4 e5 2.Bd3 B23 Traditional Closed Sicilian 1.e4 c5 2.Nc3 Nc6 D26 Traditional System QGA; D26 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 C38 Traditional Variation, KGA; C38 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7 D30 Traditional Variation, QGD 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 E17 Traditional Variation, QID; E17 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 C88 Trajkovic Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 Bb7 A40 Transpositional Variation, Keres Defense 1.d4 e6 2.c4 Bb4+ 3.Nc3 C57 Traxler; Wilkes-Barre Var, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 C57 Trencianske-Teplice Gambit, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Bxf7+ Ke7 6.d4 C77 Treybel; Flohr; Exchange Var Deferred 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Bxc6 B03 Trifunovic Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 Bf5 C43 Trifunovic Variation, Petroff 1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 d5 5.Nxe5 Bd6 6.O-O O-O 7.c4 Bxe5 C67 Trifunovic Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 d5 D14 Trifunovic Variation, Slav 1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nf6 5.Nf3 Nc6 6.Bf4 Bf5 7.e3 e6 8.Qb3 Bb4 OCC 83 OCC 83PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 59. D14 Trifunovic Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5 7.e3 e6 8.Qb3 Bb4 OCC 83 A21 Troger Variation, English 1.c4 e5 2.Nc3 d6 3.g3 Be6 4.Bg2 Nc6 OCC 19 A25 Troger Variation, English 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bd6 A45 Trompow sky; Opocensky; Ruth Opening 1.d4 Nf6 2.Bg5 A00 Tuebingen Gambit, Dunst 1.Nc3 Nf6 2.g4 C33 Tumblew eed; Kings Ow n, KGA 1.e4 e5 2.f4 exf4 3.Kf2 C00 Tw o Knight Variation, French 1.e4 e6 2.Nc3 d5 3.Nf3 B06 Tw o Knight Variation, Modern Defense 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 B11 Tw o Knights Attack, Caro Kann 1.e4 c6 2.Nc3 d5 3.Nf3 D15 Tw o Knights Attack, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 C55 Tw o Knights Defense; C55 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 A37 Tw o Knights Line, Symmetrical English; A37 1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Schiller B08 Tw o Knights System, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 D01 Tw o Knights System, Veresov 1.d4 d5 2.Nc3 Nf6 3.Bg5 Nbd7 4.Nf3 B10 Tw o Knights Variation, Caro 1.e4 c6 2.Nf3 d5 3.Nc3 A31 Tw o Knights Variation, English 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 A22 Tw o Knights Variation, English; A22 1.c4 e5 2.Nc3 Nf6 Schiller C00 Tw o Knights Variation, French 1.e4 e6 2.Nf3 d5 3.Nc3 A54 Tw o Knights Variation, Old Indian; A54 1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 A35 Tw o Knights Variation, Symmetrical English; A35 1.c4 c5 2.Nc3 Nc6 Schiller D32 Tw o Knights Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 A00 Tw yble Attack, Dunst 1.Nc3 c5 2.Rb1 A45 Ueberlinger Gambit 1.d4 Nf6 2.g3 e5 A61 Uhlmann Variation, Benoni 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5 OCC 287 D50 Uhlmann Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 6.Bh4 O-O 7.Rc1 dxc4 E62 Uhlmann-Szabo System, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O e5 E94 Ukranian Defense, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O a5 A53 Ukranian Variation 1.d4 Nf6 2.c4 d6 3.Nc3 e5 D79 Ultra-delayed Exchange Variation, Neo-Grunfeld 1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 C57 Ulvestad Variation, 2 Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5 C51 Ulvestad Variation, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Bc5 6.d4 exd4 7.O-O d6 8.cxd4 Bb6 9.d5 Na5 10.Bb2 B12 Ulysses Gambit, Caro 1.e4 c6 2.d4 d5 3.Nf3 dxe4 4.Ng5 B09 Unzicker Attack, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.e5 C42 Urosov Gambit, Petroff 1.e4 e5 2.Nf3 Nf6 3.Bc4 C39 Urusov Attack, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 h6 6.Nxf7 Kxf7 7.Bc4+ d5 8.Bxd5+ Ke8 9.d4 C24 Urusov; Ouroussoff; Keidansky G 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.Nf3 A00 Valencia Opening 1.d3 e5 2.Nd2 B12 Van der Wiel Attack, Caro-Kann 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 A50 Van Geet; Kevitz; Trajkovic; Mexican 1.d4 Nf6 2.c4 Nc6 A00 Van Kruijk Gambit 1.g3 h5 2.Nf3 h4 A00 Vant Kruijs Opening 1.e3 e5 B00 Vehre Variation, Nimzow itsch Defense 1.e4 Nc6 2.d4 d5 3.Nc3 Nf6 B89 Velimirovic Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Qe2 A00 Venezolana Opening 1.d3 c5 2.Nc3 Nc6 3.g3 A00 Venezolana Variation, Dunst 1.Nc3 d5 2.d3 Nf6 3.g3 B55 Venice Attack, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 e5 6.Bb5+ B56 Venice Attack, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Bb5+ B28 Venice System, Sicilian 1.e4 c5 2.Nf3 a6 3.c3 OCC 58PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 60. D01 Veresov Variation, QP 1.d4 d5 2.Nc3 Nf6 3.Bg5 Bf5 4.Bxf6 OCC 58 D20 Versov; Betbeder; Schw artz D. Levitzky, Parisian QGA 1.d4 d5 2.c4 dxc4 3.e4 f5 OCC 61 C25 Vienna Gambit 1.e4 e5 2.Nc3 Nc6 3.f4 C29 Vienna Gambit, Vienna; C29 1.e4 e5 2.Nc3 Nf6 3.f4 C24 Vienna Hybrid, Bishop 1.e4 e5 2.Bc4 Nf6 3.d3 Nc6 4.Nc3 D00 Vienna Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 D80 Vienna Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Qb3 D30 Vienna Variation, QGD 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Bb4+ 5.Nc3 dxc4 OCC 213 D30 Vienna Variation, QGD 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Bb4+ D39 Vienna Variation, QGD; D39 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Bg5 dxc4 D44 Vienna Variation, Semi-Slav 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 dxc4 C25 Vienna; Hamppe Opening; C25 1.e4 e5 2.Nc3 B23 Vinken System, Sicilian; Grand Prix Attack 1.e4 c5 2.Nc3 Nc6 3.f4 C60 Vinogradov Var, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Qe7 C13 Vistaneckis (Nimzow itsch) Variation, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Ng8 B80 Vitolins Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bb5+ E33 Vitolinsh-Adorjan Gambit, Nimzo Indian 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b5 C44 Vitzhum Attack, Scotch 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.Ng5 Nh6 6.Qh5 A45 Von Beivorseen 1.d4 Nf6 2.Nc3 c5 3.dxc5 C21 Von der Lasa Gambit 1.e4 e5 2.d4 exd4 3.Bc4 B15 Von Hennig Gambit, Caro 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Bc4 D32 Von Hennig Gambit, QGD 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 cxd4 5.Qxd4 Nc6 6.Qd1 exd5 7.Qxd5 Be6 D00 Von Popiel Gambit 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Bg5 C44 Vukovic Gambit, Ponziani 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.d4 Nxe4 5.d5 Bc5 A56 Vulture Defense, Benoni 1.d4 c5 2.d5 Nf6 3.c4 Ne4 A56 Vulture Variation; Der Geier 1.d4 Nf6 2.c4 c5 3.d5 Ne4 A41 Wade Defense 1.d4 d6 2.Nf3 Bg4 A04 Wade Defense 1.Nf3 d6 A10 Wade Gambit, English 1.c4 f5 2.g4 C02 Wade Variation, French 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Qb6 5.Nf3 Bd7 D47 Wade Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 OCC 147 D33 Wagner Variation, Tarrasch 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Bg4 OCC 130 C39 Walker (Urusov) Attack, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ng5 h6 6.Nxf7 Kxf7 7.Bc4+ C23 Walker Variation, Bishop 1.e4 e5 2.Bc4 Bc5 3.c3 d5 4.Bxd5 Nf6 5.d4 C20 Walkerling 1.e4 e5 2.f3 Nf6 A00 Walkerling, Barnes Opening 1.f3 e5 2.e4 Nf6 3.Bc4 Schiller B03 Wall Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.d4 c5 C52 Waller Attack, Evans 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O d6 8.Qb3 A00 Wandering King Opening 1.f3 e5 2.Kf2 wikipedia B00 Ware Defense 1.e4 a5 A00 Ware Gambit 1.a4 e5 2.a5 d5 3.e3 f5 4.a6 OCC 4 A00 Ware Opening; Meadow Hay 1.a4 OCC 3 C24 Warsaw Gambit, Bishop 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.c3 A88 Warsaw Variation, Dutch; A88 1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 O-O 6.O-O d6 7.Nc3 c6 A00 Warsteiner Gambit, Dunst 1.Nc3 d5 2.f4 g5 C40 Wasp Variation 1.e4 e5 2.Nf3 d5 3.Nxe5 dxe4 4.Bc4 Qg5 C20 Wayw ard Queen; Danvers; Parnham 1.e4 e5 2.Qh5 C20 Weber Gambit 1.e4 e5 2.d3 d5 3.exd5 c6 4.dxc6 Nxc6PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 61. A45 Webster Gambit 1.d4 Nf6 2.f3 c5 3.d5 e6 4.e4 exd5 5.e5 A56 Weenink Variation, Benoni 1.d4 Nf6 2.c4 c5 3.dxc5 e6 D00 Weinsbach Declination, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 e6 C33 Weiss Defense, KGA 1.e4 e5 2.f4 exf4 3.Be2 f5 4.exf5 d6 B09 Weiss Variation, Pirc 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 B02 Welling Variation, Alekhine 1.e4 Nf6 2.e5 Nd5 3.b3 D00 Welling Variation, Queen Paw n Game 1.d4 d5 2.Bg5 Bg4 C67 Westerinen Line, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Ne4 B06 Westermann Gambit 1.e4 g6 2.d4 Bg7 3.Bd2 D51 Westphalian Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 Bb4 6.Nf3 c5 C20 Whale Opening 1.e4 e5 2.c4 B00 Wheeler Gambit, Nimzow itsch Defense 1.e4 Nc6 2.b4 Nxb4 3.c3 Nc6 4.d4 A00 Wiedenhagen-Beta Gambit 1.g3 d5 2.Nf3 g5 D17 Wiesbaden Variation, Slav 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 e6 OCC 93 D00 Wiesengren Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 Bf5 A52 Wikstrom Gambit, Budapest 1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.e4 Nxe5 5.f4 Nbc6 B00 Wild Bull Defense 1.e4 Nh6 C35 Wild Cunningham Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 Be7 4.Bc4 Bh4+ A03 Williams Gambit, Bird 1.f4 d5 2.e4 dxe4 3.Nc3 B00 Williams Variation, Nimzow itsch 1.e4 Nc6 2.Nf3 d6 A13 Wimpy System, English 1.c4 e6 2.Nf3 d5 3.b3 Nf6 4.Bb2 c5 e3 Schiller C67 Winaw er Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6+ bxc6 8.dxe5 Nb7 9.Nd4 O-O D10 Winaw er Counter-Gambit, Slav 1.d4 d5 2.c4 c6 3.Nc3 e5 OCC 80 C46 Winaw er Defense, Three Knights 1.e4 e5 2.Nf3 Nc6 3.Nc3 f5 C15 Winaw er Variation, French; C15 1.e4 e6 2.d4 d5 3.Nc3 Bb4 C15 Winckelmann-Riemer Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 B06 Wind Gambit 1.e4 g6 2.d4 Bg7 3.Bd3 B00 Wind Gambit, Ow en Defense 1.e4 b6 2.d4 Bb7 3.f3 e5 C78 Wing Attack, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.a4 B20 Wing Formation, Smith-Morra Declined, Sicilian 1.e4 c5 2.d4 cxd4 3.c3 Qa5 B51 Wing Gambit Deferred, Sicilian 1.e4 c5 2.Nf3 d6 3.b4 B40 Wing Gambit Deferred, Sicilian 1.e4 c5 2.Nf3 e6 3.b4 B01 Wing Gambit, Center Counter 1.e4 d5 2.exd5 Nf6 3.d4 g6 4.c4 b5 C00 Wing Gambit, French 1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 B20 Wing Gambit, Sicilian 1.e4 c5 2.b4 B28 Wing Gambit, Sicilian 1.e4 c5 2.Nf3 a6 3.b4 A00 Wing Gambit, Ware Opening 1.a4 b5 A00 Wing Gambit, Ware Opening 1.a4 b5 2.axb5 Bb7 Schiller A30 Wing Variation, English 1.c4 c5 2.b4 Schiller B20 Wing; Carlsbad Variation, Sicilian 1.e4 c5 2.b4 cxb4 3.a3 bxa3 A97 Winter Variation, Dutch 1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Qe8 8.Re1 OCC 254 A00 Winterberg Gambit 1.g3 e5 2.Bg2 d5 3.c4 dxc4 4.b3 C12 Wolf Gambit, French 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.Nge2 D64 Wolf Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 Ne4 OCC 196 A00 Wolferts Gambit, Polish 1.b4 e5 2.Bb2 c5 Schiller B00 Woodchuck Variation, St George 1.e4 a6 2.d4 Nc6 A43 Woozle Defense, Benoni 1.d4 c5 2.d5 Nf6 3.Nc3 Qa5 C77 Wormald Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 62. C86 Worrall Attack, Ruy Lopez; C86 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 A00 Wulumulu 1.h4 e5 2.d4 C29 Wurzburger Trap, Vienna 1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.d3 Qh4+ 6.g3 Nxg3 7.Nf3 Qh5 8.Nxd5 C58 Yankovich Variation, Tw o Knights 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.d3 h6 7.Nf3 e4 8.Qe2 Nxc4 9.dxc4 Bc5 10.Nfd2 E83 Yates Defense, KID; E83 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 E16 Yates Variation, QID 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ 6.Bd2 a5 OCC 345 C91 Yates Variation, Ruy; C91 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.d4 B56 Yates Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bd3 D20 Yefimov Gambit, QGA 1.d4 d5 2.c4 dxc4 3.e4 c5 4.d5 b5 E97 Yepishins Line, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.b4 Nh5 10.Qc2 B28 Yerevan System, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.Nc3 C37 Young Gambit, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.Qxf3 Qf6 7.Bxf7+ Kxf7 8.d4 Qxd4+ 9.Be3 Qf6 C37 Young Variation, KGA 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.Bxf7+ Kxf7 6.O-O gxf3 7.Qxf3 Qf6 8.d4 Qxd4+ 9.Be3 B76 Yugoslav Attack, Sicilian Dragon; B76 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O E60 Yugoslav Variation 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d6 5.Nf3 O-O 6.Nc3 c5 D99 Yugoslav Variation, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Qb3 c5 OCC 387 E64 Yugoslav Variation, KID; E64 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 D52 Yugoslav Variation, QGD 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.cxd5 Nxd5 OCC 180 A46 Yusupov-Rubinstein System 1.d4 Nf6 2.Nf3 e6 3.e3 E08 Zagoriansky Variation, Catalan 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Rd1 b6 9.a4 OCC 360 B28 Zagorovsky Line, OKelly Sicilian 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Qxd4 B91 Zagreb Variation, Sicilian; B91 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 A40 Zaire Defense 1.d4 Nc6 2.d5 Nb8 3.e4 Nf6 5.e5 Ng8 D80 Zaitsev Gambit, Grunfeld 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.h4 A57 Zaitsev System, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.Nc3 C92 Zaitsev System, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Re8 A57 Zaitsev Variation, Benko Gambit 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.Nc3 axb5 6.e4 b4 7.Nb5 d6 8.Nf3 g6 9.Bc4 C64 Zaitsev Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Nd4 5.b4 B53 Zaitsev Variation, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Qd7 D00 Zeller Defesne, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Bf5 D00 Zeller Defesne, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Bf5 4.f3 exf3 5.Qxf3 Bc8 C25 Zhuraviev Countergambit, Vienna 1.e4 e5 2.Nc3 Bb4 3.Qg4 Nf6 C25 Zhuravlev Counter-Gambit, Vienna 1.e4 e5 2.Nc3 Bb4 3.Qg4 D00 Ziegler; Gunderams 2nd Defense, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 C30 Zilbermints Double Countergambit; KGD 1.e4 e5 2.f4 g5 C30 Zilbermints Double Gambit I, KGD 1.e4 e5 2.f4 Nc6 3.Nf3 g5 A40 Zilbermints Gambit 1.d4 e6 2.c4 e5 D00 Zilbermints Gambit Accepted. BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 e6 6.Bg5 Bb4 7.Bd3 Nc6 8.O-O Nxd4 9.Kh1 UON 28 A40 Zilbermints Gambit II, Englund Gambit 1.d4 e5 2.dxe5 Nc6 3.Nf3 h6 D00 Zilbermints Gambit, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 e6 6.Bg5 Be7 7.Bd3 Nc6 8.O-O Nxd4 9.Kh1 B00 Zilbermints Gambit, Borg 1.e4 g5 2.d4 e5 B00 Zilbermints Gambit, Carr Defense 1.e4 h6 2.d4 e5 B01 Zilbermints Gambit, Center Counter 1.e4 d5 2.b4 A10 Zilbermints Gambit, English 1.c4 g5 2.d4 e5 A40 Zilbermints Gambit, Englund Gambit 1.d4 e5 2.dxe5 Nc6 3.Nf3 Nge7 A00 Zilbermints Gambit, Grob 1.g4 d5 2.e4 A00 Zilbermints Gambit, Grob 1.g4 d5 2.e4 dxe4 3.Nc3 D06 Zilbermints Gambit, QGD 1.d4 d5 2.c4 b5PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com
  • 63. B00 Zilbermints Gambit, St George Defense 1.e4 a6 2.d4 e5 A43 Zilbermints Gambit; Nakamura Gambit, Benoni 1.d4 c5 2.b4 cxb4 D00 Zilbermints Variation, BDG 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.Bg5 Bf5 5.Bxf6 exf6 6.g4 Bg6 7.Qe2 Bb4 8.Qb5+ D02 Zilbermints Variation, QP 1.d4 d5 2.Nf3 Nf6 3.c4 b5 A43 Zilbermints-Benoni Gambit 1.d4 c5 2.Nf3 cxd4 3.b4 A00 Zilbermints-Hartlaub Gambit, Grob 1.g4 d5 2.e4 dxe4 3.Nc3 e5 4.d3 E90 Zinnow itz Variation, KID 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Bg5 OCC 407 B73 Zollner Gambit, Sicilian 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.f4 Qb6 D00 Zot 1.d4 d5 2.Bg5 C25 Zukertort Defense, Vienna 1.e4 e5 2.Nc3 Nc6 3.f4 exf4 4.d4 Qh4+ 5.Ke2 d5 C64 Zukertort Gambit, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Nf6 5.c3 C41 Zukertort Variation, Philidor 1.e4 e5 2.Nf3 d6 3.d4 f5 4.Nc3 D04 Zukertort Variation, QP 1.d4 d5 2.Nf3 Nf6 3.e3 c5 4.Nbd2 e6 5.b3 OCC 226 D05 Zukertort Variation, QP 1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 D02 Zukertort Variation, QP; D02 1.d4 d5 2.Nf3 C80 Zukertort Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Ne7 C67 Zukertort Variation, Ruy Lopez 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6+ bxc6 8.dxe5 Nb7 9.c4 D00 Zurich Gambit 1.d4 d5 2.g4 A17 Zviagintsev-Krasenkov Attack, English 1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 4.g4PRO version Are you a developer? Try out the HTML to PDF API pdfcrowd.com