Complex sentence: Although it retained the title "Pentapolis", the ecclesiastic province actually included all of the Cyrenaica, and not just the five cities and Pentapolis remains included in the title of both Popes of the Coptic Orthodox Church and the Greek Orthodox Church of Alexandria.
Split into simpler sentences: Although it retained the title "Pentapolis", the ecclesiastic province actually included all of the Cyrenaica, not just the five cities. Pentapolis is still included the title of both Popes of the Coptic Orthodox Church and the Greek Orthodox Church of Alexandria.