digraph G{
"14" -> {"21";"5";}
"6" -> {"11";"1";}
"rules2" -> {"0";"generate";}
"12" -> {"18";"4";}
"5" -> {"9";"13";}
"4" -> {"15";}
"25" -> {}
"generate" -> {"background";}
"18" -> {"15";"4";}
"16" -> {"2";"23";}
"8" -> {"21";"14";}
"background" -> {"24";"8";"17";}
"11" -> {"15";"1";}
"17" -> {"3";"22";"10";}
"19" -> {"15";}
"13" -> {"9";"9";}
"0" -> {"rules";"implementation";"generate";}
"20" -> {"11";"1";}
"rules" -> {"rules1";"0";"generate";}
"21" -> {"15";"5";}
"7" -> {"2";"16";}
"23" -> {"15";}
"15" -> {"24";"8";"17";"25";}
"rules1" -> {"rules2";"0";"generate";}
"9" -> {"15";"19";}
"10" -> {"3";"3";}
"24" -> {"11";"20";"6";}
"22" -> {"3";"7";}
"2" -> {"15";"23";}
"1" -> {"18";"12";}
"3" -> {"15";"7";}
}