What zone has camp type D/S in area Bl9?
CREATE TABLE table_54333 (
    "Area" text,
    "Name" text,
    "Zone" text,
    "Group(s)" real,
    "Parties" real,
    "Max People" real,
    "Camp Type" text
)
SELECT "Zone" FROM table_54333 WHERE "Camp Type" = 'd/s' AND "Area" = 'bl9'
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 zone has camp type D/S in area Bl9? ### Input: CREATE TABLE table_54333 (
    "Area" text,
    "Name" text,
    "Zone" text,
    "Group(s)" real,
    "Parties" real,
    "Max People" real,
    "Camp Type" text
) ### Response: SELECT "Zone" FROM table_54333 WHERE "Camp Type" = 'd/s' AND "Area" = 'bl9'