user: Question: What is the coverage for Relay TV-37?
Columns: ['Branding', 'Callsign', 'Ch. #', 'Power (kW)', 'Station Type', 'Coverage (Transmitter site)']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['2nd Avenue/RJTV 29 Manila', 'DZRJ-TV', 'TV-29', '30kW (500kW ERP)', 'Originating', 'Metro Manila']
SQL:

assistant: SELECT "Coverage (Transmitter site)" FROM "Table" WHERE "Station Type" = 'Relay' AND "Ch. #" = 'TV-37';