Which Overall has a College of michigan state, a Position of fb, and a Round larger than 8?
CREATE TABLE table_43946 (
    "Round" real,
    "Pick" real,
    "Overall" real,
    "Name" text,
    "Position" text,
    "College" text
)
SELECT SUM("Overall") FROM table_43946 WHERE "College" = 'michigan state' AND "Position" = 'fb' AND "Round" > '8'
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 Overall has a College of michigan state, a Position of fb, and a Round larger than 8? ### Input: CREATE TABLE table_43946 (
    "Round" real,
    "Pick" real,
    "Overall" real,
    "Name" text,
    "Position" text,
    "College" text
) ### Response: SELECT SUM("Overall") FROM table_43946 WHERE "College" = 'michigan state' AND "Position" = 'fb' AND "Round" > '8'