query: SELECT T1.date_of_enrolment FROM Student_Course_Enrolment AS T1 JOIN Student_Tests_Taken AS T2 ON T1.registration_id  =  T2.registration_id WHERE T2.test_result  =  "Pass"
question: Find the enrollment date for all the tests that have "Pass" result.
query_toks: SELECT T1.date_of_enrolment FROM Student_Course_Enrolment AS T1 JOIN Student_Tests_Taken AS T2 ON T1.registration_id = T2.registration_id WHERE T2.test_result = `` Pass ''
query_toks_no_value: select t1 . date_of_enrolment from student_course_enrolment as t1 join student_tests_taken as t2 on t1 . registration_id = t2 . registration_id where t2 . test_result = value
question_toks: Find the enrollment date for all the tests that have "Pass" result.