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

### Instruction:
What is the average Total when the ship was lützow, with a 13.5-inch/1400lb smaller than 0?

### Inputs:
table_name: table, columns: ['Ship', '13.5-inch/1400lb', '13.5-inch/1250lb', '12-inch', 'Total']

### Response:
SELECT AVG Total FROM table WHERE Ship = lützow AND 13.5-inch/1400lb < 0