Complex sentence: Periander (died c.587 BCE) was the second tyrant of Corinth and the son of Cypselus, the founder of the Cypselid dynasty of Corinth.
Split into simpler sentences: Periander (died c.587 BCE) was the second tyrant of Corinth and founder of the Cypselid dynasty. He was the son of Cypselus, the founder of the Cypselid dynasty of Corinth.