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_21 (winning_driver VARCHAR, fastest_lap VARCHAR, race VARCHAR)
### Question:
Who was the winning driver of the British Grand Prix where Giuseppe Farina had the fastest lap?
### Answer:
SELECT winning_driver FROM table_name_21 WHERE fastest_lap = "giuseppe farina" AND race = "british grand prix"