query: SELECT count(DISTINCT class_section) FROM CLASS WHERE crs_code  =  'ACCT-211'
question: How many sections one course ACCT-211 has?
query_toks: SELECT count ( DISTINCT class_section ) FROM CLASS WHERE crs_code = 'ACCT-211 '
query_toks_no_value: select count ( distinct class_section ) from class where crs_code = value
question_toks: How many sections one course ACCT-211 has?