Complex sentence: Oranyan founds Oyo-ile and his sons Ajaka and Sango rule Oyo.While his last son, Olalomi-Olofagangan founded the Ibolo Kingdom.
Split into simpler sentences: Oranyan founds Oyo-Ile and his sons Ajaka and Sango go on to rule Oyo. His last son, Olalomi-Olofagangan, founded the Ibolo Kingdom.