query: SELECT Orchestra FROM orchestra WHERE Orchestra_ID NOT IN (SELECT Orchestra_ID FROM performance)
question: What are the orchestras do not have no performances?
query_toks: SELECT Orchestra FROM orchestra WHERE Orchestra_ID NOT IN ( SELECT Orchestra_ID FROM performance )
query_toks_no_value: select orchestra from orchestra where orchestra_id not in ( select orchestra_id from performance )
question_toks: What are the orchestras do not have no performances?