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 were the winners of the Women's Doubles in the years after 2009?
SQL: SELECT "women_s_doubles" FROM "past_winners" WHERE "year">2009;

Question: Who were the Men's doubles of the years that had Kristína Ludíková as Women's singles after the year 2008?
SQL: SELECT "men_s_doubles" FROM "past_winners" WHERE "women_s_singles"='kristína ludíková' AND "year">2008;