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

### Instruction:
What is the margin of victory for nikki garrett?

### Inputs:
table_name: table, columns: ['Year', 'Date', 'Venue', 'Winner', 'Country', 'Score', 'To par', 'Margin of victory', 'Runner(s)-up', "Winner's share ( € )"]

### Response:
SELECT Margin of victory FROM table WHERE Winner = nikki garrett