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

### Instruction:
What is the average number of draws for Mortlake club when they have less than 0 wins?

### Inputs:
table_name: table, columns: ['Club', 'Wins', 'Losses', 'Draws', 'Against']

### Response:
SELECT AVG Draws FROM table WHERE Club = mortlake AND Wins < 0