How many gold medals for the school with 2 total medals and under 0 bronzes?
CREATE TABLE "percussion_scholastic_open_class" (
  "ensemble" text,
  "gold_medals" real,
  "silver_medals" real,
  "bronze_medals" real,
  "total_medals" real
);
SELECT COUNT("gold_medals") FROM "percussion_scholastic_open_class" WHERE "total_medals"=2 AND "bronze_medals"<0;