Sophocles' play Oedipus Rex tells the tragic story of Oedipus, who unknowingly kills his father and marries his mother. The play follows Oedipus as he discovers the truth of his past and inflicts blinding punishment upon himself. Sophocles was a famous Greek playwright who lived from 496-406 BC and is considered the father of Greek tragedy. He wrote Oedipus Rex and two other plays, Oedipus at Colonus and Antigone, that continued the tragic story of Oedipus and his children.