The document provides explanations of the main characters in Sophocles' Theban plays: Oedipus, Antigone, Creon, and the Chorus. It summarizes each character's traits and how they evolve across the three plays. For Oedipus, it describes his swiftness and confidence turning to acceptance of his fate. For Antigone, it outlines her devotion to familial duty. For Creon, it discusses his desire for power and stability mirroring Oedipus' downfall. For the Chorus, it explains their role in reacting to events and seeking to maintain the status quo.