query: SELECT count(*) FROM rooms WHERE roomid NOT IN (SELECT DISTINCT room FROM reservations)
question: How many rooms have ain't no reservation yet?
query_toks: SELECT count ( * ) FROM rooms WHERE roomid NOT IN ( SELECT DISTINCT room FROM reservations )
query_toks_no_value: select count ( * ) from rooms where roomid not in ( select distinct room from reservations )
question_toks: How many rooms have ain't no reservation yet?