Spandau vs machine gun

Spandau and machine gun both are nouns.

Word	Noun	Adjective	Verb	Adverb
Spandau	Yes	No	No	No
machine gun	Yes	No	Yes	No

As nouns, machine gun is a hypernym of Spandau; that is, machine gun is a word with a broader meaning than Spandau:

Spandau (noun)	machine gun (noun)
a German machine gun	a rapidly firing automatic gun (often mounted)

Spandau (verb)	machine gun (verb)
	shoot with a machine gun