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_1140090_6 (circuit VARCHAR, winning_driver VARCHAR)
  ### Question:
  What circuit did Clay Regazzoni win?
  ### Answer:
  SELECT circuit FROM table_1140090_6 WHERE winning_driver = "Clay Regazzoni"