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

### Instruction:
What is the total number of opponents for the game recorded as 1-3?

### Inputs:
table_name: table, columns: ['Game', 'Date', 'Opponent', 'Result', 'Falcons points', 'Opponents', 'Record', 'Attendance']

### Response:
SELECT COUNT Opponent FROM table WHERE Record = 1-3