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_83 (lost INTEGER, matches VARCHAR, win__percentage VARCHAR)
  ### Question:
  Matches of 15, and a Win % smaller than 20 had what highest lost?
  ### Answer:
  SELECT MAX(lost) FROM table_name_83 WHERE matches = 15 AND win__percentage < 20