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_197638_6 (age INTEGER, player VARCHAR)
  ### Question:
  At what age did Roy Emerson complete the Grand Slam?
  ### Answer:
  SELECT MAX(age) FROM table_197638_6 WHERE player = "Roy Emerson"