Which Rank is the highest one that has a Change smaller than 44, and a Centre of buenos aires, and a Rating larger than 628?
CREATE TABLE "ranking" (
  "rank" real,
  "centre" text,
  "country" text,
  "rating" real,
  "change" real
);
SELECT MAX("rank") FROM "ranking" WHERE "change"<44 AND "centre"='buenos aires' AND "rating">628;