What are the most againsts with more than 11 losses and central murray is Nyah Nyah West Utd?
CREATE TABLE "2012_ladder" (
  "central_murray" text,
  "wins" real,
  "byes" real,
  "losses" real,
  "draws" real,
  "against" real
);
SELECT MAX("against") FROM "2012_ladder" WHERE "central_murray"='nyah nyah west utd' AND "losses">11;