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_13 (period VARCHAR, built VARCHAR)
  ### Question:
  In what time period were 354 built?
  ### Answer:
  SELECT period FROM table_name_13 WHERE built = "354"