Complex sentence: The title Pope was originally used in a capacity of an appellation rather than a title and eventually it became a title, but contrary to the Pope of Rome, the Pope of Alexandria had no distinction in his Papal/Pontifical and Patriarchal titles.
Split into simpler sentences: The title Pope was originally used in a capacity of an appellation rather than a title and eventually it became a title. However, contrary to the Pope of Rome, the Pope of Alexandria had no distinction in his Papal/Pontifical and Patriarchal titles.