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

### Instruction:
Which leader of the Democratic Unionist party has more than 8 seats?

### Inputs:
table_name: table, columns: ['Leader', 'Party', "Leader's Seat", 'Number of Seats', 'Leader since']

### Response:
SELECT Leader FROM table WHERE Number of Seats > 8 AND Party = democratic unionist party