What was the greatest number of Losses for the team that had 1427 Against and more than 5 Wins?
CREATE TABLE "2001_ladder" (
  "ballarat_fl" text,
  "wins" real,
  "byes" real,
  "losses" real,
  "draws" real,
  "against" real
);
SELECT MAX("losses") FROM "2001_ladder" WHERE "against">1427 AND "wins">5;