Who is Oedipus?

is the king
of Thebes, the classic tragic hero
of 's "."  Theof a play written around 430 B.C.,
Oedipus learns that his city
is beset by a plague. So, he sends his brother-in-law,, to the
Oracle of
Apollo at Delphi.  When Creon returns, Oedipus learns that the plague is on
the
city...