painter vs L. S. Lowry

painter and L. S. Lowry both are nouns.

Word	Noun	Adjective	Verb	Adverb
painter	Yes	No	No	No
L. S. Lowry	Yes	No	No	No

painter (noun)	L. S. Lowry (noun)
large American feline resembling a lion	English painter (1887-1976)
a line that is attached to the bow of a boat and used for tying up (as when docking or towing)
an artist who paints
a worker who is employed to cover objects with paint