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_28051859_3 (tenure VARCHAR, school VARCHAR)
  ### Question:
  When were the members tenured in the Field school?
  ### Answer:
  SELECT tenure FROM table_28051859_3 WHERE school = "Field"