Oedipus Rex and that deal with the story of Oedipus, "Oedipus Rex" was the second to be written. However, in terms of the chronology of events that the plays describe, it comes first, followed by "Oedipus at Colonus" and then "Antigone". Prior to the start of "Oedipus Rex", Oedipus has become the king of Thebes while unwittingly fulfilling a prophecy that he would kill his father, Laius (the previous king), and marry his mother, Jocasta (whom Oedipus took as his queen after solving the riddle of the Sphinx). The action of Sophocles' play concerns Oedipus' search for the murderer of Laius in
Ino (Greek mythology) at Magnesia (Burkert 1992:44). Ino (Greek mythology) In Greek mythology Ino (; Ancient Greek: Ἰνώ, ) was a mortal queen of Boeotia, who after her death and transfiguration was worshiped as a goddess under her epithet Leucothea, the "white goddess." Alcman called her "Queen of the Sea" (), which, if not hyperbole, would make her a doublet of Amphitrite. Ino was the second wife of the Minyan king Athamas, mother of Learches and Melicertes and stepmother of Phrixus and Helle. She was the second daughter of Cadmus and Harmonia and one of the three sisters of Semele, the mortal woman