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

### Instruction:
What was Montenegro's average bronze with less than 7 silver and more than 4 golds?

### Inputs:
table_name: table, columns: ['Nation', 'Gold', 'Silver', 'Bronze', 'Total']

### Response:
SELECT AVG Bronze FROM table WHERE Silver < 7 AND Nation = montenegro AND Gold > 4