What is the smallest Alliance where the total is 25?
CREATE TABLE "by_council" (
  "council" text,
  "tuv" real,
  "democratic_unionist" real,
  "ulster_unionist" real,
  "alliance" real,
  "sdlp" real,
  "sinn_f_in" real,
  "green_ni" real,
  "independent" real,
  "others" text,
  "total" real
);
SELECT MIN("alliance") FROM "by_council" WHERE "total"=25;