query: SELECT StuID FROM Student EXCEPT SELECT StuID FROM Plays_games
question: What are the ids of all students who ain't video game no players?
query_toks: SELECT StuID FROM Student EXCEPT SELECT StuID FROM Plays_games
query_toks_no_value: select stuid from student except select stuid from plays_games
question_toks: What are the ids of all students who ain't video game no players?