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

### Instruction:
Who was the opponent at the game in Belgrade with a 0:2 result?

### Inputs:
table_name: table, columns: ['Date', 'City', 'Opponent', 'Results¹', 'Type of game']

### Response:
SELECT Opponent FROM table WHERE City = belgrade AND Results¹ = 0:2