What is the total sum of 50m splits for josefin lillhage in lanes above 8?
CREATE TABLE table_74580 (
    "Lane" real,
    "Name" text,
    "Nationality" text,
    "Split (50m)" real,
    "Time" real
)
SELECT SUM("Split (50m)") FROM table_74580 WHERE "Name" = 'josefin lillhage' AND "Lane" > '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: What is the total sum of 50m splits for josefin lillhage in lanes above 8? ### Input: CREATE TABLE table_74580 (
    "Lane" real,
    "Name" text,
    "Nationality" text,
    "Split (50m)" real,
    "Time" real
) ### Response: SELECT SUM("Split (50m)") FROM table_74580 WHERE "Name" = 'josefin lillhage' AND "Lane" > '8'