Table schema:
CREATE TABLE stadium (name VARCHAR, capacity VARCHAR, stadium_id VARCHAR); CREATE TABLE concert (stadium_id VARCHAR, year VARCHAR)

Question: Show the stadium name and capacity with most number of concerts in year 2014 or after.
SQL: SELECT T2.name, T2.capacity FROM concert AS T1 JOIN stadium AS T2 ON T1.stadium_id = T2.stadium_id WHERE T1.year >= 2014 GROUP BY T2.stadium_id ORDER BY COUNT(*) DESC LIMIT 1