What parish has the lowest area and a population of more than 1,776 and a 579 of 5,008 census ranking?
CREATE TABLE "parishes" (
  "official_name" text,
  "status" text,
  "area_km_2" real,
  "population" real,
  "census_ranking" text
);
SELECT MIN("area_km_2") FROM "parishes" WHERE "population">'1,776' AND "census_ranking"='579 of 5,008';