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

### Instruction:
Who was the opponent with a points for of 177?

### Inputs:
table_name: table, columns: ['Opponent', 'Played', 'Won', 'Lost', 'Drew', 'Premiership points', 'Points for', 'Points against', 'Percentage (%)']

### Response:
SELECT Opponent FROM table WHERE Points for = 177