digraph Syzygy {
  KRRBNvK -> KRBNvK;
  KRRBNvK -> KRRNvK;
  KRRBNvK -> KRRBvK;
  KRRBvK -> KRBvK;
  KRRBvK -> KRRvK;
  KRRvK -> KRvK;
  KRBvK -> KBvK;
  KRBvK -> KRvK;
  KRRNvK -> KRNvK;
  KRRNvK -> KRRvK;
  KRNvK -> KNvK;
  KRNvK -> KRvK;
  KRBNvK -> KBNvK;
  KRBNvK -> KRNvK;
  KRBNvK -> KRBvK;
  KBNvK -> KNvK;
  KBNvK -> KBvK;
}