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

### Instruction:
What is the wheel arrangement for the train in Riverdale, Georgia?

### Inputs:
table_name: table, columns: ['Serial number', 'Wheel arrangement ( Whyte notation )', 'Build date', 'Operational owner(s)', 'Disposition']

### Response:
SELECT Wheel arrangement ( Whyte notation ) FROM table WHERE Disposition = Riverdale, Georgia