Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Who was the race 1 winner at the race held at Winton Motor Raceway?

### Inputs:
table_name: table, columns: ['Event', 'Circuit', 'Date', 'Pole Position', 'Race 1 Winner', 'Race 2 Winner', 'Race 3 Winner']

### Response:
SELECT Race 1 Winner FROM table WHERE Circuit = Winton Motor Raceway