digraph Syzygy {
  KBNNvKQ -> KBNNvK;
  KBNNvKQ -> KNNvKQ;
  KBNNvKQ -> KBNvKQ;
  KBNvKQ -> KBNvK;
  KBNvKQ -> KQvKN;
  KBNvKQ -> KQvKB;
  KQvKB -> KBvK;
  KQvKB -> KQvK;
  KQvKN -> KNvK;
  KQvKN -> KQvK;
  KBNvK -> KNvK;
  KBNvK -> KBvK;
  KNNvKQ -> KNNvK;
  KNNvKQ -> KQvKN;
  KNNvK -> KNvK;
  KBNNvK -> KNNvK;
  KBNNvK -> KBNvK;
}