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

### Instruction:
Who was the opponent at the game with a score of 42-28 after week 4?

### Inputs:
table_name: table, columns: ['Week', 'Date', 'Opponent', 'Result', 'Score', 'Record']

### Response:
SELECT Opponent FROM table WHERE Week > 4 AND Score = 42-28