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_90 (stage VARCHAR, route VARCHAR)
  ### Question:
  Which stage took the tour through Boulogne-Billancourt?
  ### Answer:
  SELECT stage FROM table_name_90 WHERE route = "boulogne-billancourt"