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

### Instruction:
What was the winning score in the u.s. women's open that was won by 5 strokes?

### Inputs:
table_name: table, columns: ['Year', 'Championship', 'Winning score', 'Margin', 'Runner(s)-up']

### Response:
SELECT Winning score FROM table WHERE Championship = u.s. women's open AND Margin = 5 strokes