CREATE TABLE table_39057 ("Outcome" CLOB, "Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Partner" CLOB, "Opponent" CLOB, "Score" CLOB)

With the score of 6 3, 2 6, [10 8] and played on clay who was the opponent?
SELECT "Opponent" FROM table_39057 WHERE "Surface" = 'clay' AND "Score" = '6–3, 2–6, [10–8]'
SELECT "Opponent" FROM "table_39057" WHERE "Score" = '6–3, 2–6, [10–8]' AND "Surface" = 'clay'