user: Question: What is Coverage (Transmitter Site), when Power (kW) is "10kW", and when Callsign is "DYFX-TV"?
Columns: ['Branding', 'Callsign', 'Ch. #', 'Power (kW)', 'Station Type', 'Coverage (Transmitter site)']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Net 25 Manila & Batangas', 'DZEC-TV', 'TV-25', '60kW (7896kW ERP)', 'Originating', 'Metro Manila Batangas']
SQL:

assistant: SELECT "Coverage (Transmitter site)" FROM "Table" WHERE "Power (kW)" = '10kW' AND "Callsign" = 'DYFX-TV';