Who won Miss Universe Philippines when Regina Hahn was second runner-up?
CREATE TABLE "title_holders_from_2000_until_2010" (
  "year" real,
  "miss_universe_philippines" text,
  "binibining_pilipinas_world" text,
  "binibining_pilipinas_international" text,
  "binibining_pilipinas_tourism" text,
  "first_runner_up" text,
  "second_runner_up" text
);
SELECT "miss_universe_philippines" FROM "title_holders_from_2000_until_2010" WHERE "second_runner_up"='regina hahn';