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

### Instruction:
What is the League Goals when the FA Cup Goals are 0, position is mf, League Cup Apps of 0, and name is Ben Thornley?

### Inputs:
table_name: table, columns: ['Name', 'Position', 'League Apps', 'League Goals', 'FA Cup Apps', 'FA Cup Goals', 'League Cup Apps', 'League Cup Goals', 'Total Apps', 'Total Goals']

### Response:
SELECT AVG League Goals FROM table WHERE FA Cup Goals = 0 AND Position = mf AND League Cup Apps = 0 AND Name = ben thornley