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

### Instruction:
What is the sum of Game, when Record is "2-1-1", and when October is less than 21?

### Inputs:
table_name: table, columns: ['Game', 'October', 'Opponent', 'Score', 'Record']

### Response:
SELECT SUM Game FROM table WHERE Record = 2-1-1 AND October < 21