Baby Names Beginning With "G": Meaning: Gentleman?

Questions

In greek mythology, who did melanion defeat in a footrace?

In greek mythology, who did minos hire to construct the labyrinth?

In greek mythology, who did oedipus marry?

In greek mythology, who did zeus place in the heavens as the constellation ursa major?

In greek mythology, who had a ship with a beam hewn from the 'speaking oaks of dodona'?