query: SELECT Sex FROM Student WHERE Fname = "Linda" AND Lname = "Smith";
question: What-all does be that a gender that a student Linda Smith?
query_toks: SELECT Sex FROM Student WHERE Fname = `` Linda '' AND Lname = `` Smith '' ;
query_toks_no_value: select sex from student where fname = value and lname = value
question_toks: What-all does be that a gender that a student Linda Smith?