Who was the loser when the New York Giants were the winners on November 14?
CREATE TABLE "1950s_giants_13_7" (
  "year" real,
  "date" text,
  "winner" text,
  "result" text,
  "loser" text,
  "location" text
);
SELECT "loser" FROM "1950s_giants_13_7" WHERE "winner"='new york giants' AND "date"='november 14';