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

### Instruction:
What's the mascot of Eastern Pekin having less than 627 enrolled and an AA for their IHSAA Class?

### Inputs:
table_name: table, columns: ['School', 'Location', 'Mascot', 'Enrollment', 'IHSAA Class', '# / County']

### Response:
SELECT Mascot FROM table WHERE Enrollment < 627 AND IHSAA Class = aa AND School = eastern pekin