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 (opera) bandits at the crossing of three roads. This frightens Oedipus further: he recalls killing an old man at a crossroads before coming to Thebes. A messenger arrives: King Polybus of Corinth, whom Oedipus believes to be his father, has died. However, it is now revealed that Polybus was only the foster-father of Oedipus, who had been, in fact, a foundling. An ancient shepherd arrives: it was he who had found the child Oedipus in the mountains. Jocasta, realizing the truth, flees. At last, the messenger and shepherd state the truth openly: Oedipus is the child of Laius and Jocasta, killer