query: SELECT YEAR FROM concert GROUP BY YEAR ORDER BY count(*) DESC LIMIT 1
question: What-all year had had the most concert?
query_toks: SELECT YEAR FROM concert GROUP BY YEAR ORDER BY count ( * ) DESC LIMIT 1
query_toks_no_value: select year from concert group by year order by count ( * ) desc limit value
question_toks: What-all year had had the most concert?