what is the surface when the winner and score is gustavo kuerten 6-4, 7-5, 7-6(6)?
CREATE TABLE table_9216 (
    "Tournament" text,
    "Surface" text,
    "Week" text,
    "Winner and score" text,
    "Finalist" text,
    "Semifinalists" text
)
SELECT "Surface" FROM table_9216 WHERE "Winner and score" = 'gustavo kuerten 6-4, 7-5, 7-6(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 the surface when the winner and score is gustavo kuerten 6-4, 7-5, 7-6(6)? ### Input: CREATE TABLE table_9216 (
    "Tournament" text,
    "Surface" text,
    "Week" text,
    "Winner and score" text,
    "Finalist" text,
    "Semifinalists" text
) ### Response: SELECT "Surface" FROM table_9216 WHERE "Winner and score" = 'gustavo kuerten 6-4, 7-5, 7-6(6)'