digraph {
concentrate=true;overlap=scale;"tool=SURTR" [label="tool\nSURTR",shape=box,style=filled,color=deepskyblue];"tool=SURTR" -> "tool=Reaver" [label="similar",dir="both"];"tool=SURTR" -> "tool=SunOrcal" [label="similar",dir="both"];"tool=Reaver" [label="tool\nReaver",shape=box,style=filled,color=deepskyblue];"tool=SunOrcal" [label="tool\nSunOrcal",shape=box,style=filled,color=deepskyblue];}