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_16670746_2 (fastest_lap VARCHAR, winning_team VARCHAR, circuit VARCHAR)
### Question:
Who had the fastest lap in the race won by Team Impul at the Twin Ring Motegi circuit?
### Answer:
SELECT fastest_lap FROM table_16670746_2 WHERE winning_team = "Team Impul" AND circuit = "Twin Ring Motegi"