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

### Instruction:
What is the smallest winner's share for the LPGA championship?

### Inputs:
table_name: table, columns: ['Year', 'Championship', 'Winning score', 'To par', 'Margin of victory', 'Runner-up', "Winner's share ( $ )"]

### Response:
SELECT MIN Winner's share ( $ ) FROM table WHERE Championship = lpga championship