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

### Instruction:
Capacity smaller than 3,292, and a Highest larger than 812, and a Stadium of strathclyde homes stadium has what sum of the average?

### Inputs:
table_name: table, columns: ['Team', 'Stadium', 'Capacity', 'Highest', 'Lowest', 'Average']

### Response:
SELECT SUM Average FROM table WHERE Capacity < 3,292 AND Highest > 812 AND Stadium = strathclyde homes stadium