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_31 (opponent_in_final VARCHAR, surface VARCHAR, date VARCHAR)
  ### Question:
  What is Opponent in Final, when Surface is "Hard", and when Date is "13 January 1992"?
  ### Answer:
  SELECT opponent_in_final FROM table_name_31 WHERE surface = "hard" AND date = "13 january 1992"