user: Question: What's the power output for channel TV-29?
Columns: ['Branding', 'Callsign', 'Channel', 'Power (kW)', 'Coverage']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Estrella TV 40', 'WESV-LD', 'TV-40', '10kW', 'Chicago, Illinois']
SQL:

assistant: SELECT "Power (kW)" FROM "Table" WHERE "Channel" = 'TV-29';