Where was the BRDC International Trophy with driver Emerson Fittipaldi held?
CREATE TABLE "non_championship_results" (
  "year" real,
  "event" text,
  "venue" text,
  "driver" text,
  "result" text
);
SELECT "venue" FROM "non_championship_results" WHERE "driver"='emerson fittipaldi' AND "event"='brdc international trophy';