digraph Syzygy {
  KQQvKBB -> KBBvKQ;
  KQQvKBB -> KQQvKB;
  KQQvKB -> KQvKB;
  KQQvKB -> KQQvK;
  KQQvK -> KQvK;
  KQvKB -> KBvK;
  KQvKB -> KQvK;
  KBBvKQ -> KBBvK;
  KBBvKQ -> KQvKB;
  KBBvK -> KBvK;
}