query: SELECT count(*) FROM gas_station WHERE open_year BETWEEN 2000 AND 2005
question: How many gas station between 2000 and 2005 opened?
query_toks: SELECT count ( * ) FROM gas_station WHERE open_year BETWEEN 2000 AND 2005
query_toks_no_value: select count ( * ) from gas_station where open_year between value and value
question_toks: How many gas station between 2000 and 2005 opened?