Complex sentence: She married Abd al-Aziz, the governor of Egypt and younger brother of caliph Abd al-Malik and had a son, Umar II, the fifth Sunni Caliph.
Split into simpler sentences: She married Abd al-Aziz, the governor of Egypt and younger brother of caliph Abd al-Malik. They had a son, Umar II, the fifth Sunni Caliph.