query: SELECT home_city FROM driver WHERE age  >  40 GROUP BY home_city HAVING count(*)  >=  2
question: Show home city where at least two drivers older than 40 are from.
query_toks: SELECT home_city FROM driver WHERE age > 40 GROUP BY home_city HAVING count ( * ) > = 2
query_toks_no_value: select home_city from driver where age > value group by home_city having count ( * ) > = value
question_toks: Show home city where at least two drivers older than 40 are from.