What is the nationality of the elector withe the Cardinalatial order and title of Cardinal-Priest of Ss. XII Apostoli?
CREATE TABLE "cardinal_electors" (
  "elector" text,
  "nationality" text,
  "cardinalatial_order_and_title" text,
  "elevated" text,
  "elevator" text
);
SELECT "nationality" FROM "cardinal_electors" WHERE "cardinalatial_order_and_title"='cardinal-priest of ss. xii apostoli';