query: SELECT T1.state FROM college AS T1 JOIN tryout AS T2 ON T1.cName  =  T2.cName WHERE T2.pPos  =  'mid' EXCEPT SELECT T1.state FROM college AS T1 JOIN tryout AS T2 ON T1.cName  =  T2.cName WHERE T2.pPos  =  'goalie'
question: Find name state that have some college student playing the mid position but not goalie position.
query_toks: SELECT T1.state FROM college AS T1 JOIN tryout AS T2 ON T1.cName = T2.cName WHERE T2.pPos = 'mid ' EXCEPT SELECT T1.state FROM college AS T1 JOIN tryout AS T2 ON T1.cName = T2.cName WHERE T2.pPos = 'goalie '
query_toks_no_value: select t1 . state from college as t1 join tryout as t2 on t1 . cname = t2 . cname where t2 . ppos = value except select t1 . state from college as t1 join tryout as t2 on t1 . cname = t2 . cname where t2 . ppos = value
question_toks: Find name state that have some college student playing the mid position but not goalie position.