What is the Outcome of the match with Partner Marcella Mesker and a Score of 6–4, 4–6, 4–6?
CREATE TABLE "doubles_9_3_6" (
  "outcome" text,
  "date" text,
  "tournament" text,
  "surface" text,
  "partner" text,
  "opponents" text,
  "score" text
);
SELECT "outcome" FROM "doubles_9_3_6" WHERE "partner"='marcella mesker' AND "score"='6–4, 4–6, 4–6';