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

### Instruction:
On what date was the handicap 8 st 12 lb?

### Inputs:
table_name: table, columns: ['Age', 'Date', 'Track', 'Race', 'Distance (miles)', 'Jockey', 'Handicap', 'Field (No. horses)', 'Place', 'Time', 'Prize Money', '+ Sweepstake', 'Archer’s winnings']

### Response:
SELECT Date FROM table WHERE Handicap = 8 st 12 lb