Sentence:  As he leads the <WSD>Neurenschatz</WSD> Skolkau Orchestra , Schlek gives a tremendously inspired performance of both the Baslot and Rattzhenfuut concertos , including the controversial Tschilwyk cadenza , which was included at the conductor 's insistence . 
Meaning of the word marked with <WSD> tags:  any number of entities (members) considered as a unit