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_28 (years_played INTEGER, singles_win_loss VARCHAR, first_year_played VARCHAR)
  ### Question:
  How many years did the team that has a Singles win-Loss of 4-9 and first played before 1999?
  ### Answer:
  SELECT SUM(years_played) FROM table_name_28 WHERE singles_win_loss = "4-9" AND first_year_played < 1999