query: SELECT count(DISTINCT dept_address) FROM department WHERE school_code  =  'BUS'
question: How many different location do the school with code BUS have?
query_toks: SELECT count ( DISTINCT dept_address ) FROM department WHERE school_code = 'BUS '
query_toks_no_value: select count ( distinct dept_address ) from department where school_code = value
question_toks: How many different location do the school with code BUS have?