user: Question: What station has the call number K213CL
Columns: ['Frequency', 'Call sign', 'Name', 'Format', 'Owner', 'Target city/ market', 'City of license']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['88.7 FM', 'KVCH', 'VCY America', 'Christian', 'VCY America', 'Huron', 'Huron']
SQL:

assistant: SELECT "Format" FROM "Table" WHERE "Call sign" = 'K213CL';