Sentence:  An unusual , if not extraordinary , rendering of the classic myth that involves the rescue of Prometheus from the rock by the <WSD>U.S.</WSD> Cavalry was given last week in the warehouse of the Albany Leather Conduit Company amid cheers of `` Hubba hubba '' and `` Yalagaloo pip pip '' ! 
Meaning of the word marked with <WSD> tags:  any number of entities (members) considered as a unit