query: SELECT DISTINCT T1.name FROM nurse AS T1 JOIN on_call AS T2 ON T1.EmployeeID  =  T2.nurse
question: What-what a names distinct nurse a call?
query_toks: SELECT DISTINCT T1.name FROM nurse AS T1 JOIN on_call AS T2 ON T1.EmployeeID = T2.nurse
query_toks_no_value: select distinct t1 . name from nurse as t1 join on_call as t2 on t1 . employeeid = t2 . nurse
question_toks: What-what a names distinct nurse a call?