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

### Instruction:
What is the region 2 (UK) date associated with a region 4 (Aus) date of July 31, 2008?

### Inputs:
table_name: table, columns: ['DVD Name', 'Ep #', 'Region 1 (US)', 'Region 1 (CAN)', 'Region 2 (UK)', 'Region 2 (Germany)', 'Region 4 (Australia)']

### Response:
SELECT Region 2 (UK) FROM table WHERE Region 4 (Australia) = July 31, 2008