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

### Instruction:
What is the winners share ($) that has u.s. open as the tournament?

### Inputs:
table_name: table, columns: ['Date', 'Tournament', 'Location', 'Winner', 'Score', "Winner's share ( $ )"]

### Response:
SELECT Winner's share ( $ ) FROM table WHERE Tournament = u.s. open