Boston vs battle of Bunker Hill

Boston and battle of Bunker Hill both are nouns.

Word	Noun	Adjective	Verb	Adverb
Boston	Yes	No	No	No
battle of Bunker Hill	Yes	No	No	No

Boston (noun)	battle of Bunker Hill (noun)
state capital and largest city of Massachusetts; a major center for banking and financial services	the first important battle of the American War of Independence (1775) which was fought at Breed's Hill; the British defeated the colonial forces