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

### Instruction:
What is the winner or 2nd of the race with a 2nd pos'n and a weight lighter than 8.1?

### Inputs:
table_name: table, columns: ['Result', 'Race', 'Distance', 'Weight', 'Winner or 2nd', "Pos'n"]

### Response:
SELECT Winner or 2nd FROM table WHERE Pos'n = 2nd AND Weight < 8.1