query: SELECT role_name ,  role_description FROM ROLES WHERE role_code  =  "MG"
question: Find name and description role code "MG".
query_toks: SELECT role_name , role_description FROM ROLES WHERE role_code = `` MG ''
query_toks_no_value: select role_name , role_description from roles where role_code = value
question_toks: Find name and description role code "MG".