Who is the opponent in the match with final score 3–6, 4–6, 7–5, 4–6?
CREATE TABLE "singles_15_8_titles_7_runner_ups" (
  "outcome" text,
  "year" real,
  "championship" text,
  "surface" text,
  "opponent_in_the_final" text,
  "score_in_the_final" text
);
SELECT "opponent_in_the_final" FROM "singles_15_8_titles_7_runner_ups" WHERE "score_in_the_final"='3–6, 4–6, 7–5, 4–6';