What is every surface with a score in the final of 6 4, 6 7 (1 7) , 6 7 (4 7) , 4 6?
CREATE TABLE table_73496 (
    "Outcome" text,
    "Year" real,
    "Championship" text,
    "Surface" text,
    "Opponent in the final" text,
    "Score in the final" text
)
SELECT "Surface" FROM table_73496 WHERE "Score in the final" = '6–4, 6–7 (1–7) , 6–7 (4–7) , 4–6'
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 every surface with a score in the final of 6 4, 6 7 (1 7) , 6 7 (4 7) , 4 6? ### Input: CREATE TABLE table_73496 (
    "Outcome" text,
    "Year" real,
    "Championship" text,
    "Surface" text,
    "Opponent in the final" text,
    "Score in the final" text
) ### Response: SELECT "Surface" FROM table_73496 WHERE "Score in the final" = '6–4, 6–7 (1–7) , 6–7 (4–7) , 4–6'