CREATE TABLE table_name_40 (surface VARCHAR, score VARCHAR)
SELECT surface FROM table_name_40 WHERE score = "7–6 (7–3) , 6–3"
พื้นผิวของคะแนนคืออะไร 7–6 (7–3) , 6–3?
What is the surface of the score, 7–6 (7–3) , 6–3?