CREATE TABLE table_26202847_6 (opponent_in_the_final VARCHAR(255), score_in_the_final VARCHAR(255))
When the  score in the final is 3–6, 6–4, 3–6, 4–6, who are all the opponents in the final?
    
SQL: SELECT opponent_in_the_final FROM table_26202847_6 WHERE score_in_the_final = "3–6, 6–4, 3–6, 4–6"