Complex sentence: Abdallah bin Abdul Rahman Al Saud (1893-4 December 1976) was the seventh son of the Amir of the Second Saudi State, Abdul Rahman bin Faisal.
Split into simpler sentences: Abdallah bin Abdul Rahman Al Saud (1893-4 December 1976) was a member of House of Saud. He was the seventh son of the Amir of the Second Saudi State, Abdul Rahman bin Faisal.