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 Project_Staff (date_from VARCHAR)
  ### Question:
  When did the first staff for the projects started working?
  ### Answer:
  SELECT date_from FROM Project_Staff ORDER BY date_from LIMIT 1