Baader-Meinhof Gang vs terrorist group

Baader-Meinhof Gang and terrorist group both are nouns.

Word	Noun	Adjective	Verb	Adverb
Baader-Meinhof Gang	Yes	No	No	No
terrorist group	Yes	No	No	No

Baader-Meinhof Gang (noun)	terrorist group (noun)
a radical left-wing revolutionary terrorist group active in Germany from 1968 until 1977	a political movement that uses terror as a weapon to achieve its goals