What is the final score for the game played on January 10, 2011 with partner Mashona Washington?
CREATE TABLE "doubles_20_10_10" (
  "outcome" text,
  "date" text,
  "tournament" text,
  "surface" text,
  "partner" text,
  "opponents_in_the_final" text,
  "score" text
);
SELECT "score" FROM "doubles_20_10_10" WHERE "partner"='mashona washington' AND "date"='january 10, 2011';