How many golds were there in a game that has 17 bronze and a total of 31?
CREATE TABLE "asian_games" (
  "games" text,
  "gold" text,
  "silver" text,
  "bronze" text,
  "total" text,
  "rank" text
);
SELECT "gold" FROM "asian_games" WHERE "bronze"='17' AND "total"='31';