CREATE TABLE table_name_69 (opponent VARCHAR2, surface VARCHAR2, score VARCHAR2)

With the score of 6 3, 2 6, [10 8] and played on clay who was the opponent?
SELECT opponent FROM table_name_69 WHERE surface = "clay" AND score = "6–3, 2–6, [10–8]"
SELECT "opponent" FROM "table_name_69" WHERE "6–3, 2–6, [10–8]" = "score" AND "clay" = "surface"