What was the original US Tour cast when the original broadway was Kevin Chamberlin?
CREATE TABLE "casts" (
  "role" text,
  "original_broadway_cast" text,
  "closing_broadway_cast" text,
  "original_us_tour_cast" text,
  "original_non_equity_tour_cast" text,
  "original_s_o_paulo_cast" text,
  "original_lima_cast" text
);
SELECT "original_us_tour_cast" FROM "casts" WHERE "original_broadway_cast"='kevin chamberlin';