dramatist vs Pedro Calderon de la Barca

dramatist and Pedro Calderon de la Barca both are nouns.

Word	Noun	Adjective	Verb	Adverb
dramatist	Yes	No	No	No
Pedro Calderon de la Barca	Yes	No	No	No

dramatist (noun)	Pedro Calderon de la Barca (noun)
someone who writes plays	Spanish poet and dramatist considered one of the great Spanish writers (1600-1681)