Sentence:  The engagement was supposed to <WSD>be</WSD> all set for the big theater in McCormick Place , which Sol Hurok , ballet booker extraordinary , considers the finest house of its kind in the country - and of course he does n't weep at the capacity , either . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)