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

### Instruction:
What's the to Iran with fewer than 9 survivors, more than 3 damaged, and an ussr an-26 aircraft?

### Inputs:
table_name: table, columns: ['Aircraft', '1990', 'destroyed', 'damaged', 'to Iran', 'survived']

### Response:
SELECT AVG to Iran FROM table WHERE survived < 9 AND Aircraft = ussr an-26 AND damaged > 3