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

### Instruction:
What is the sum of byes for losses larger than 14 for a Portland DFL of westerns?

### Inputs:
table_name: table, columns: ['Portland DFL', 'Wins', 'Byes', 'Losses', 'Draws', 'Against']

### Response:
SELECT SUM Byes FROM table WHERE Portland DFL = westerns AND Losses > 14