What is the Ch1 in the region served by Central Tablelands?
CREATE TABLE table_39319 (
    "Region served" text,
    "ch 1" text,
    "On-air date" text,
    "Analogue Power" text,
    "Digital Power" text,
    "Analogue HAAT" text,
    "Digital HAAT" text,
    "Transmitter Location" text
)
SELECT "ch 1" FROM table_39319 WHERE "Region served" = 'central tablelands'
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 Ch1 in the region served by Central Tablelands? ### Input: CREATE TABLE table_39319 (
    "Region served" text,
    "ch 1" text,
    "On-air date" text,
    "Analogue Power" text,
    "Digital Power" text,
    "Analogue HAAT" text,
    "Digital HAAT" text,
    "Transmitter Location" text
) ### Response: SELECT "ch 1" FROM table_39319 WHERE "Region served" = 'central tablelands'