digraph Syzygy {
  KQQQNvK -> KQQNvK;
  KQQQNvK -> KQQQvK;
  KQQQvK -> KQQvK;
  KQQvK -> KQvK;
  KQQNvK -> KQNvK;
  KQQNvK -> KQQvK;
  KQNvK -> KNvK;
  KQNvK -> KQvK;
}