terrorist act vs Baader Meinhof Gang

terrorist act and Baader Meinhof Gang both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist act	Yes	No	No	No
Baader Meinhof Gang	Yes	No	No	No

terrorist act (noun)	Baader Meinhof Gang (noun)
the calculated use of violence (or the threat of violence) against civilians in order to attain goals that are political or religious or ideological in nature; this is done through intimidation or coercion or instilling fear	a radical left-wing revolutionary terrorist group active in Germany from 1968 until 1977