query: SELECT StuID FROM Student WHERE sex  =  'M' EXCEPT SELECT StuID FROM Sportsinfo WHERE sportname  =  "Football"
question: Are Showing all male a student id as isn't playing a football.
query_toks: SELECT StuID FROM Student WHERE sex = 'M ' EXCEPT SELECT StuID FROM Sportsinfo WHERE sportname = `` Football ''
query_toks_no_value: select stuid from student where sex = value except select stuid from sportsinfo where sportname = value
question_toks: Are Showing all male a student id as isn't playing a football.