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

### Instruction:
What network is virtual channel 9.1 linked to?

### Inputs:
table_name: table, columns: ['Call sign', 'Analog channel', 'Digital channel', 'Virtual channel', 'Network', 'Station Ownership']

### Response:
SELECT Network FROM table WHERE Virtual channel = 9.1