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_54 (m939_series VARCHAR, m809_series VARCHAR, m39_series VARCHAR)
  ### Question:
  Name the M939 series with M809 series of m817 and M39 series of m51
  ### Answer:
  SELECT m939_series FROM table_name_54 WHERE m809_series = "m817" AND m39_series = "m51"