CREATE TABLE table_36569 ("Outcome" TEXT, "Tournament" TEXT, "Surface" TEXT, "Opponent" TEXT, "Score" TEXT)

Who was the opponent when the score was 6-3, 6-3?
SELECT "Opponent" FROM table_36569 WHERE "Score" = '6-3, 6-3'
SELECT "Opponent" FROM "table_36569" WHERE "Score" = '6-3, 6-3'