Complex sentence: In Greek mythology, Myles (a son of Lelex, king of Laconia) was brother to Polycaon, and was the father of Eurotas, who was father to Sparta after whom the city of Sparta was named.
Split into simpler sentences: In Greek mythology, Myles was a son of Lelex, king of Laconia. He was brother to Polycaon, and was the father of Eurotas, who was father to Sparta after whom the city of Sparta was named.