What is the nation when bronze is less than 7, gold is larger than 0, total is larger than 7, and silver is smaller than 3?
CREATE TABLE "medal_table" (
  "rank" text,
  "nation" text,
  "gold" real,
  "silver" real,
  "bronze" real,
  "total" real
);
SELECT "nation" FROM "medal_table" WHERE "bronze"<7 AND "gold">0 AND "total">7 AND "silver"<3;