CREATE TABLE table_22905641_2 (race_1_winner VARCHAR, circuit VARCHAR)

Who was the race 1 winner at the race held at Winton Motor Raceway?
SELECT race_1_winner FROM table_22905641_2 WHERE circuit = "Winton Motor Raceway"
SELECT "race_1_winner" FROM "table_22905641_2" WHERE "Winton Motor Raceway" = "circuit"