digraph sref {
    fontpath="/home/stevegt/fonts";
    node [shape=box fontname = "timrom" ];
    size="7,10";
    rankdir=LR;
    ratio="fill";
    // rotate=90;
    "8.30" -> {"8.29" }
"8.35" -> {"9.3"  "8.32"  "8.34" }
"8.55" -> {"8.50"  "8.54"  "6.1" }
"8.51" -> {"8.48"  "8.45" }
"8.48" -> {"8.44"  "8.47"  "8.1"  "8.2"  "8.3" }
"8.22" -> {"8.20"  "8.21" }
"8.10" -> {}
"8.53" -> {"8.25"  "8.24" }
"8.54" -> {"8.25" }
"8.1" -> {}
"8.32" -> {"8.1"  "8.3"  "8.6"  "8.32"  "8.1" }
"8.16" -> {"8.14" }
"8.19" -> {"8.16"  "8.17"  "8.6" }
"8.40" -> {"8.7" }
"8.41" -> {"8.6"  "8.3"  "8.6" }
"8.29" -> {"8.28" }
"8.34" -> {"8.7"  "8.33" }
"8.5" -> {}
"8.17" -> {"8.16" }
"8.38" -> {"8.35"  "8.34"  "8.31" }
"8.44" -> {"8.43"  "8.11"  "8.25"  "8.21" }
"8.7" -> {"8.5"  "8.6" }
"8.37" -> {"8.13"  "8.35"  "8.14"  "8.16"  "8.18" }
"8.28" -> {"8.26"  "8.22" }
"8.47" -> {"8.23"  "8.30" }
"8.21" -> {"8.20" }
"8.11" -> {"8.10"  "8.6" }
"8.18" -> {"8.16"  "8.17" }
"8.2" -> {"9.1" }
"8.39" -> {"8.35"  "8.25"  "8.33"  "8.19" }
"8.14" -> {"8.8"  "8.9"  "8.2" }
"8.27" -> {"8.25"  "8.20"  "8.3"  "8.26" }
"8.23" -> {"8.18" }
"8.20" -> {"8.16"  "8.18" }
"8.9" -> {"8.8" }
"8.15" -> {"8.14" }
"8.36" -> {"8.35"  "8.8"  "8.32"  "8.9" }
"8.46" -> {"8.26"  "8.27"  "8.38" }
"8.8" -> {"8.2" }
"8.31" -> {"8.29"  "8.3"  "8.30" }
"8.42" -> {"8.35"  "8.41"  "8.40" }
"8.57" -> {"8.33"  "8.36"  "8.50" }
"8.3" -> {"8.2" }
"8.24" -> {"8.5"  "8.3"  "8.11" }
"8.6" -> {}
"8.33" -> {"8.32" }
"8.49" -> {"8.2"  "8.25"  "8.48"  "8.35"  "8.33"  "8.36"  "8.44"  "8.14"  "8.19" }
"8.45" -> {"8.44"  "8.12"  "8.40" }
"8.4" -> {}
"8.50" -> {"8.49"  "8.33"  "8.34" }
"8.12" -> {"8.10"  "8.6"  "8.7" }
"8.52" -> {"8.5"  "8.6"  "8.7" }
"8.43" -> {"8.42" }
"8.25" -> {"8.21"  "8.17"  "8.18"  "8.19"  "8.15"  "8.3" }
8 [shape=circle];
8.55 [shape=circle];
8.51 [shape=circle];
8.53 [shape=circle];
8.37 [shape=circle];
8.56 [shape=circle];
8.39 [shape=circle];
8.46 [shape=circle];
8.57 [shape=circle];
8.13 [shape=circle];
8.4 [shape=circle];
8.26 [shape=circle];
8.52 [shape=circle];
}