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

### Instruction:
When 8 is the rank what is the Saturday August 21st?

### Inputs:
table_name: table, columns: ['Rank', 'Rider', 'Sat 21 Aug', 'Mon 23 Aug', 'Tues 24 Aug', 'Wed 25 Aug', 'Thurs 26 Aug', 'Fri 27 Aug', 'Sat 29 Aug']

### Response:
SELECT Sat 21 Aug FROM table WHERE Rank = 8