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

### Instruction:
What is the ISO for South Sudan?

### Inputs:
table_name: table, columns: ['English short name (upper/lower case)', 'Alpha-2 code', 'Alpha-3 code', 'Numeric code', 'ISO 3166-2 codes']

### Response:
SELECT ISO 3166-2 codes FROM table WHERE English short name (upper/lower case) = South Sudan