CREATE TABLE table_71577 ("Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Opponent" CLOB, "Score" CLOB)

What was the surface of the score of 7 5, 3 6, 7 6?
SELECT "Surface" FROM table_71577 WHERE "Score" = '7–5, 3–6, 7–6'
SELECT "Surface" FROM "table_71577" WHERE "Score" = '7–5, 3–6, 7–6'