What is the coverage for relay tv-37?
CREATE TABLE table_17644 (
    "Branding" text,
    "Callsign" text,
    "Ch. #" text,
    "Power (kW)" text,
    "Station Type" text,
    "Coverage (Transmitter site)" text
)
SELECT "Coverage (Transmitter site)" FROM table_17644 WHERE "Station Type" = 'Relay' AND "Ch. #" = 'TV-37'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the coverage for relay tv-37? ### Input: CREATE TABLE table_17644 (
    "Branding" text,
    "Callsign" text,
    "Ch. #" text,
    "Power (kW)" text,
    "Station Type" text,
    "Coverage (Transmitter site)" text
) ### Response: SELECT "Coverage (Transmitter site)" FROM table_17644 WHERE "Station Type" = 'Relay' AND "Ch. #" = 'TV-37'