What is the chassis for a 1952 officine alfieri maserati with an entrant?
CREATE TABLE table_70203 (
    "Year" real,
    "Entrant" text,
    "Chassis" text,
    "Engine" text,
    "Points" real
)
SELECT "Chassis" FROM table_70203 WHERE "Entrant" = 'officine alfieri maserati' AND "Year" = '1952'
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 chassis for a 1952 officine alfieri maserati with an entrant? ### Input: CREATE TABLE table_70203 (
    "Year" real,
    "Entrant" text,
    "Chassis" text,
    "Engine" text,
    "Points" real
) ### Response: SELECT "Chassis" FROM table_70203 WHERE "Entrant" = 'officine alfieri maserati' AND "Year" = '1952'