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

### Instruction:
What is the sum of losses when wins is more than 6, club is camperdown and against is more than 1238?

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

### Response:
SELECT SUM Losses FROM table WHERE Wins > 6 AND Club = camperdown AND Against > 1238