composer vs Clara Josephine Schumann

composer and Clara Josephine Schumann both are nouns.

Word	Noun	Adjective	Verb	Adverb
composer	Yes	No	No	No
Clara Josephine Schumann	Yes	No	No	No

composer (noun)	Clara Josephine Schumann (noun)
someone who composes music, usually as a profession	German pianist and composer of piano music; renowned for her interpretation of music, especially the music of her husband Robert Schumann (1819-1896)