Who is the guest 1 in the episode where guest 4 is Jill Douglas?
CREATE TABLE table_23726 (
    "Date" text,
    "Presenter" text,
    "Guest 1" text,
    "Guest 2" text,
    "Guest 3" text,
    "Guest 4" text
)
SELECT "Guest 1" FROM table_23726 WHERE "Guest 4" = 'Jill Douglas'
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: Who is the guest 1 in the episode where guest 4 is Jill Douglas? ### Input: CREATE TABLE table_23726 (
    "Date" text,
    "Presenter" text,
    "Guest 1" text,
    "Guest 2" text,
    "Guest 3" text,
    "Guest 4" text
) ### Response: SELECT "Guest 1" FROM table_23726 WHERE "Guest 4" = 'Jill Douglas'