Bishop of Rome vs Angelo Correr

Bishop of Rome and Angelo Correr both are nouns.

Word	Noun	Adjective	Verb	Adverb
Bishop of Rome	Yes	No	No	No
Angelo Correr	Yes	No	No	No

Bishop of Rome (noun)	Angelo Correr (noun)
the head of the Roman Catholic Church	the Italian pope from 1406 to 1415 who worked to end the Great Schism and who retired to make it possible (1327-1417)