Who was the winner on the Amaroo Park circuit?
CREATE TABLE table_name_38 (winner VARCHAR, circuit VARCHAR)
SELECT winner FROM table_name_38 WHERE circuit = "amaroo park"
### Context: CREATE TABLE table_name_38 (winner VARCHAR, circuit VARCHAR) ### Question: Who was the winner on the Amaroo Park circuit? ### Answer: SELECT winner FROM table_name_38 WHERE circuit = "amaroo park"