graph G { compound="true" rankdir="TB" bgcolor="white" fontname="Tahoma" node [ fixedsize="false" fontname="Tahoma" color="white" fillcolor="grey" fontcolor="black" shape="box" style="filled" penwidth="1.0" ] edge [ fontname="Arial" color="#00688b" fontcolor="black" fontsize="12" arrowsize="0.5" penwidth="1.0" ] "cbenkler@microsoft.com" -- "pijojnk@hotmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"]; "pijojnk@hotmail.com" -- "suresh.kandoth@outlook.com" [label=" 1 ", penwidth="1", color="#00688b5E"]; "pijojnk@hotmail.com" -- "saitorhan@outlook.com" [label=" 1 ", penwidth="1", color="#00688b5E"]; "pijojnk@hotmail.com" -- "saitorhan@yandex.com" [label=" 1 ", penwidth="1", color="#00688b5E"]; "suresh.kandoth@outlook.com" -- "saitorhan@outlook.com" [label=" 1 ", penwidth="1", color="#00688b5E"]; "suresh.kandoth@outlook.com" -- "saitorhan@yandex.com" [label=" 1 ", penwidth="1", color="#00688b5E"]; "saitorhan@outlook.com" -- "saitorhan@yandex.com" [label=" 1 ", penwidth="1", color="#00688b5E"]; }