Oedipus (Dryden play) the construction of a play, the playwright is the "master-workman" who needs "many subordinate hands, many tools to his assistance", including "history, geography, or moral philosophy." The plot is the base of the building, the characters and their manners the sides of it. All parts must be fitted properly to the whole; every part is neatly tied in. "Oedipus, a Tragedy" was based on Sophocles's "Oedipus", but the original drama was crucially changed in several respects. Dryden and Lee add a subplot of secondary characters – a love story about Adrastus, prince of Argos, and Eurydice, Oedipus' daughter. Unlike Corneille,
Oedipus Rex lead him to kill his father and marry his mother. Oedipus "chooses" not to return to Corinth after hearing the oracle, just as he chooses to head toward Thebes, to kill Laius, to marry and to take Jocasta specifically as his bride; in response to the plague at Thebes, he "chooses" to send Creon to the Oracle for advice and then to follow that advice, initiating the investigation into Laius's murder. None of these choices are predetermined. Another characteristic of oracles in myth is that they are almost always misunderstood by those who hear them; hence Oedipus's misunderstanding the significance