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 players (country_code VARCHAR, first_name VARCHAR, player_id VARCHAR); CREATE TABLE rankings (player_id VARCHAR, tours VARCHAR)
  ### Question:
  Find the first name and country code of the player who did the most number of tours.
  ### Answer:
  SELECT T1.country_code, T1.first_name FROM players AS T1 JOIN rankings AS T2 ON T1.player_id = T2.player_id ORDER BY T2.tours DESC LIMIT 1