Which catalogue has essential, castle music as it's label?
CREATE TABLE table_71784 (
    "Date" text,
    "Region" text,
    "Label" text,
    "Catalogue" text,
    "Format" text
)
SELECT "Catalogue" FROM table_71784 WHERE "Label" = 'essential, castle music'
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: Which catalogue has essential, castle music as it's label? ### Input: CREATE TABLE table_71784 (
    "Date" text,
    "Region" text,
    "Label" text,
    "Catalogue" text,
    "Format" text
) ### Response: SELECT "Catalogue" FROM table_71784 WHERE "Label" = 'essential, castle music'