text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE concert (stadium_id VARCHAR, capacity VARCHAR); CREATE TABLE stadium (stadium_id VARCHAR, capacity VARCHAR)
  ### Question:
  Find the number of concerts happened in the stadium with the highest capacity .
  ### Answer:
  SELECT COUNT(*) FROM concert WHERE stadium_id = (SELECT stadium_id FROM stadium ORDER BY capacity DESC LIMIT 1)