What was the top ends lost where the ends won 47?
CREATE TABLE "standings" (
  "locale" text,
  "skip" text,
  "w" real,
  "l" real,
  "pf" real,
  "pa" real,
  "ends_won" real,
  "ends_lost" real,
  "blank_ends" real,
  "stolen_ends" real,
  "shot_pct" text
);
SELECT MAX("ends_lost") FROM "standings" WHERE "ends_won"=47;