digraph {
concentrate=true;overlap=scale;"ransomware=Roga" [label="ransomware\nRoga",shape=box,style=filled,color=deepskyblue];"ransomware=Roga" -> "ransomware=Free-Freedom" [label="similar",dir="both"];"ransomware=Free-Freedom" [label="ransomware\nFree-Freedom",shape=box,style=filled,color=deepskyblue];}