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

### Instruction:
What is the greatest B score when the A score was less than 6.5?

### Inputs:
table_name: table, columns: ['Position', 'Gymnast', 'A Score', 'B Score', 'Total']

### Response:
SELECT MAX B Score FROM table WHERE A Score < 6.5