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

### Instruction:
Which Notre Dame coach lost 15 games?

### Inputs:
table_name: table, columns: ['Years', 'Coach', 'Seasons', 'Wins', 'Losses', 'Ties', 'Pct.']

### Response:
SELECT Coach FROM table WHERE Losses = 15