query: SELECT name FROM museum WHERE Museum_ID NOT IN (SELECT museum_id FROM visit)
question: What is the name of the museum that had no visitor yet?
query_toks: SELECT name FROM museum WHERE Museum_ID NOT IN ( SELECT museum_id FROM visit )
query_toks_no_value: select name from museum where museum_id not in ( select museum_id from visit )
question_toks: What is the name of the museum that had no visitor yet?