static void ai_downloadRelations(S... relations) {
  for (S rel : relations) {
    Map map = cast loadJSONPage("http://smartbot.botcompany.de/json/relations/" + urlencode(rel));
    if (map.containsKey("loading")) fail("Smart Bot is loading");
    L<L<S>> results = (L) map.get("results");
    for (L<S> t : unnull(results))
      post(listToTriple(t));
  }
}