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

### Instruction:
What station has the call number K213cl

### Inputs:
table_name: table, columns: ['Frequency', 'Call sign', 'Name', 'Format', 'Owner', 'Target city/ market', 'City of license']

### Response:
SELECT Format FROM table WHERE Call sign = K213CL