CREATE TABLE "past_winners" (
  "year" real,
  "men_s_singles" text,
  "women_s_singles" text,
  "men_s_doubles" text,
  "women_s_doubles" text,
  "mixed_doubles" text
);

Question: Who won the women's doubles when andrey antropov won the men's singles and marina yakusheva won the womens' singles?
SQL: SELECT "women_s_doubles" FROM "past_winners" WHERE "men_s_singles"='andrey antropov' AND "women_s_singles"='marina yakusheva';