query: SELECT T1.course_name ,  T1.course_description FROM Courses AS T1 JOIN Subjects AS T2 ON T1.subject_id  =  T2.subject_id WHERE T2.subject_name  =  "Computer Science"
question: Find the names and descriptions of courses that belong to the subject named "Computer Science".
query_toks: SELECT T1.course_name , T1.course_description FROM Courses AS T1 JOIN Subjects AS T2 ON T1.subject_id = T2.subject_id WHERE T2.subject_name = `` Computer Science ''
query_toks_no_value: select t1 . course_name , t1 . course_description from courses as t1 join subjects as t2 on t1 . subject_id = t2 . subject_id where t2 . subject_name = value
question_toks: Find the names and descriptions of courses that belong to the subject named "Computer Science".