What city is east region venue University Hall (University of Virginia) in?
CREATE TABLE "first_and_second_rounds" (
  "region" text,
  "host" text,
  "venue" text,
  "city" text,
  "state" text
);
SELECT "city" FROM "first_and_second_rounds" WHERE "region"='east' AND "venue"='university hall (university of virginia)';