Sentence:  It was - to be only a little bit unfair - all the <WSD>usual suspects</WSD> at the Paris demo. Trotskyite students chanting against the patriarchy; anarchists; grizzled veterans of '68; plenty of pensioners; theatre-workers. In other words the regular left-wing alphabetti-spaghetti. 
Meaning of the word marked with <WSD> tags:  The people or things that would be routinely expected to appear in a particular context.