Table schema:
CREATE TABLE table_1964010_2 (surface VARCHAR, year VARCHAR, score VARCHAR)

Question: How many surfaces were played on in 2005 where the score was 6–7 (4–7) , 3–6, 7–6 (7–2) , 3–6?
SQL: SELECT COUNT(surface) FROM table_1964010_2 WHERE year = 2005 AND score = "6–7 (4–7) , 3–6, 7–6 (7–2) , 3–6"