What venue has a weight (kg) greater than 55, and won as the result?
CREATE TABLE "2006_07_season_as_a_five_year_old" (
  "result" text,
  "date" text,
  "race" text,
  "venue" text,
  "group" text,
  "distance" text,
  "weight_kg" real,
  "jockey" text,
  "winner_2nd" text
);
SELECT "venue" FROM "2006_07_season_as_a_five_year_old" WHERE "weight_kg">55 AND "result"='won';