digraph Syzygy { KQQRvKN -> KQRvKN; KQQRvKN -> KQQvKN; KQQRvKN -> KQQRvK; KQQRvK -> KQRvK; KQQRvK -> KQQvK; KQQvK -> KQvK; KQRvK -> KRvK; KQRvK -> KQvK; KQQvKN -> KQvKN; KQQvKN -> KQQvK; KQvKN -> KNvK; KQvKN -> KQvK; KQRvKN -> KRvKN; KQRvKN -> KQvKN; KQRvKN -> KQRvK; KRvKN -> KNvK; KRvKN -> KRvK; }