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_86 (circuit VARCHAR, constructor VARCHAR, fastest_lap VARCHAR)
### Question:
Which circuit did Alberto Ascari set the fastest lap time with a Ferrari?
### Answer:
SELECT circuit FROM table_name_86 WHERE constructor = "ferrari" AND fastest_lap = "alberto ascari"