digraph Syzygy {
  KQBvKRN -> KRNvKB;
  KQBvKRN -> KQBvKN;
  KQBvKRN -> KRNvKQ;
  KQBvKRN -> KQBvKR;
  KQBvKR -> KRvKB;
  KQBvKR -> KQBvK;
  KQBvKR -> KQvKR;
  KQvKR -> KRvK;
  KQvKR -> KQvK;
  KQBvK -> KBvK;
  KQBvK -> KQvK;
  KRvKB -> KBvK;
  KRvKB -> KRvK;
  KRNvKQ -> KRNvK;
  KRNvKQ -> KQvKN;
  KRNvKQ -> KQvKR;
  KQvKN -> KNvK;
  KQvKN -> KQvK;
  KRNvK -> KNvK;
  KRNvK -> KRvK;
  KQBvKN -> KBvKN;
  KQBvKN -> KQvKN;
  KQBvKN -> KQBvK;
  KBvKN -> KNvK;
  KBvKN -> KBvK;
  KRNvKB -> KBvKN;
  KRNvKB -> KRNvK;
  KRNvKB -> KRvKB;
}