Oedipus play was "Laius", the second was "Oedipus", and the third was "Seven against Thebes". Only the third play survives, in which Oedipus' sons Eteocles and Polynices kill each other warring over the throne. Much like his "Oresteia", this trilogy would have detailed the tribulations of a House over three successive generations. The satyr play that followed the trilogy was called "The Sphinx". As Sophocles' "Oedipus Rex" begins, the people of Thebes are begging the king for help, begging him to discover the cause of the plague. Oedipus stands before them and swears to find the root of their suffering and
Oedipus Rex to anyone. Literal and metaphorical references to eyesight appear throughout "Oedipus Rex". Clear vision serves as a metaphor for insight and knowledge, but the clear-eyed Oedipus is blind to the truth about his origins and inadvertent crimes. The prophet Tiresias, on the other hand, although literally blind, "sees" the truth and relays what is revealed to him. "Though Oedipus' future is predicted by the gods, even after being warned by Tiresias, he "cannot" see the truth or reality beforehand because his excessive pride has blinded his vision…" Only after Oedipus has physically blinded himself does he gain a limited prophetic