Which Binibining Pilipinas-World has a Second runner-up of sonia santiago?
CREATE TABLE "title_holders_from_1992_until_1999" (
  "year" real,
  "binibining_pilipinas_universe" text,
  "binibining_pilipinas_world" text,
  "binibining_pilipinas_international" text,
  "miss_maja_pilipinas" text,
  "first_runner_up" text,
  "second_runner_up" text
);
SELECT "binibining_pilipinas_world" FROM "title_holders_from_1992_until_1999" WHERE "second_runner_up"='sonia santiago';