What is the studio of ra.one?
CREATE TABLE "biggest_opening_day_gross" (
  "rank" real,
  "movie" text,
  "year" real,
  "studio_s" text,
  "opening_day_net_gross" real,
  "day_of_week" text
);
SELECT "studio_s" FROM "biggest_opening_day_gross" WHERE "movie"='ra.one';