Premise: St. Mark's Coptic Orthodox Cathedral is a Coptic church located in the Abbassia District in Cairo, Egypt. The cathedral is the Seat of the Coptic Orthodox Pope. It was built during the time when Pope Cyril VI of Alexandria was Pope of the Coptic Orthodox Church, and was inaugurated by him in 1969.
Hypothesis: St. Mark's Coptic Orthodox Cathedral was planned by Pope Cyril VI of Alexandria.