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

### Instruction:
What event did Sjerstin Vermeulen receive a 66.452 result?

### Inputs:
table_name: table, columns: ['Athlete', 'Class', 'Horse', 'Event', 'Result', 'Rank']

### Response:
SELECT Event FROM table WHERE Athlete = sjerstin vermeulen AND Result = 66.452