Who won the 2012 game that had a score of 15–0?
CREATE TABLE "2010s_raiders_5_2" (
  "year" real,
  "date" text,
  "winner" text,
  "result" text,
  "loser" text,
  "location" text
);
SELECT "winner" FROM "2010s_raiders_5_2" WHERE "year"=2012 AND "result"='15–0';