human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Round, Circuit, Date, Pole Position, Fastest Lap, Winning driver, Winning team
###Question: Who are all winning drivers if winning team is Carlin Motorsport and circuit is Croft?
gpt
SELECT Winning driver FROM table WHERE Winning team = Carlin Motorsport AND Circuit = Croft