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 table_name_77 (date VARCHAR, surface VARCHAR, tournament VARCHAR)
  ### Question:
  What date was the game played on the hard surface at the Tournament of Sweden f2?
  ### Answer:
  SELECT date FROM table_name_77 WHERE surface = "hard" AND tournament = "sweden f2"