Where is the Cagayan de Oro city located?
CREATE TABLE "on_campus_arenas" (
  "arena_venue" text,
  "home_campus" text,
  "location" text,
  "province_region" text,
  "maximum_seating_capacity" text,
  "year_opened" text
);
SELECT "province_region" FROM "on_campus_arenas" WHERE "location"='cagayan de oro city';