query: SELECT city_code FROM STUDENT GROUP BY city_code ORDER BY count(*) DESC LIMIT 1
question: What-all is the city_code of the city that the most students live in?
query_toks: SELECT city_code FROM STUDENT GROUP BY city_code ORDER BY count ( * ) DESC LIMIT 1
query_toks_no_value: select city_code from student group by city_code order by count ( * ) desc limit value
question_toks: What-all is the city_code of the city that the most students live in?