query: SELECT T2.emp_fname ,  T1.crs_code FROM CLASS AS T1 JOIN employee AS T2 ON T1.prof_num  =  T2.emp_num
question: What-all the first name all teacher what that everteaches one a course and corresponding a course code?
query_toks: SELECT T2.emp_fname , T1.crs_code FROM CLASS AS T1 JOIN employee AS T2 ON T1.prof_num = T2.emp_num
query_toks_no_value: select t2 . emp_fname , t1 . crs_code from class as t1 join employee as t2 on t1 . prof_num = t2 . emp_num
question_toks: What-all the first name all teacher what that everteaches one a course and corresponding a course code?