digraph Syzygy {
  KBBNvKQ -> KBBNvK;
  KBBNvKQ -> KBNvKQ;
  KBBNvKQ -> KBBvKQ;
  KBBvKQ -> KBBvK;
  KBBvKQ -> KQvKB;
  KQvKB -> KBvK;
  KQvKB -> KQvK;
  KBBvK -> KBvK;
  KBNvKQ -> KBNvK;
  KBNvKQ -> KQvKN;
  KBNvKQ -> KQvKB;
  KQvKN -> KNvK;
  KQvKN -> KQvK;
  KBNvK -> KNvK;
  KBNvK -> KBvK;
  KBBNvK -> KBNvK;
  KBBNvK -> KBBvK;
}