What is the Class when Wessex Trains Pink is the Livery?
CREATE TABLE table_43400 (
    "Number" real,
    "Class" real,
    "Name" text,
    "Livery" text,
    "Notes" text
)
SELECT "Class" FROM table_43400 WHERE "Livery" = 'wessex trains pink'
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 Class when Wessex Trains Pink is the Livery? ### Input: CREATE TABLE table_43400 (
    "Number" real,
    "Class" real,
    "Name" text,
    "Livery" text,
    "Notes" text
) ### Response: SELECT "Class" FROM table_43400 WHERE "Livery" = 'wessex trains pink'