what's the country/region with seasons and winners being season 1, 2012: demetra malalan
CREATE TABLE "table1_13779832_1" (
  "country_region" text,
  "local_title" text,
  "television_network" text,
  "seasons_and_winners" text,
  "judges" text,
  "presenters" text
);
SELECT "country_region" FROM "table1_13779832_1" WHERE "seasons_and_winners"='Season 1, 2012: Demetra Malalan';