Complex sentence: He was a son of the Count of Limoges born in Malifaye in south west France, and was a nephew of Aymeric of Malifaye, the Latin patriarch installed in Antioch during the crusades.
Split into simpler sentences: He was a son of the Count of Limoges born in Malifaye in south west France, and was a nephew of Aymeric of Malifaye, the Latin patriarch of Antioch. He was a relative of Aymeric, the Latin patriarch of Antioch who was installed in Antioch during the crusades.