2. SHORT CASTLE
1. Move the king to G-8 or
G-1.
2. Move the rook to F-8 or
F-1.
3. Short castle or King
side castle achieved.
3. LONG CASTLE
1. Move the king to C-8
or C-1.
2. Move the rook to B-8
or B-1.
3. Long castle or Queen’s
side castle is achieved.
4. EN-PASSANT
1. The capturing pawn must be on its
fifth rank the captured pawn must
be on an adjacent file and must
have just moved two squares in a
single move.
2. The capture can only be made on
the move immediately after the
enemy pawn makes the double-step
move; otherwise, the right to
capture it en passant is lost.
5. PROMOTION
1. If a pawn reaches the last rank on the
other side of the board, then that pawn
may promote to one of the big pieces.
2. He can choose to become any piece
except a king.
3. You should also take note that you are
allowed to have more than 1 queen.
4. Every time a pawn reaches the other
side of the board, then that pawn may
become a queen, even if your other queen
is still in the game.