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"
    ]




    "ganfu@3c22fbc0aa4f.ant.amazon.com" -- "ganfu@amazon.com" [label=" 7 ", penwidth="7", color="#00688bC9"];
    "ganfu@3c22fbc0aa4f.ant.amazon.com" -- "67912160+brymrsh@users.noreply.github.com" [label=" 6 ", penwidth="6", color="#00688bB7"];
    "ganfu@3c22fbc0aa4f.ant.amazon.com" -- "ec2-user@ip-172-31-28-53.ec2.internal" [label=" 5 ", penwidth="5", color="#00688bA5"];
    "gangfu1982@gmai.com" -- "ganfu@3c22fbc0aa4f.ant.amazon.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "ganfu@amazon.com" -- "“imamasah@amazon.co.jp”" [label=" 2 ", penwidth="2", color="#00688b70"];
    "“imamasah@amazon.co.jp”" -- "ganfu@3c22fbc0aa4f.ant.amazon.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "gangfu1982@gmai.com" -- "ganfu@amazon.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "ec2-user@ip-172-31-28-53.ec2.internal" -- "ganfu@amazon.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "ganfu@amazon.com" -- "67912160+brymrsh@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "“imamasah@amazon.co.jp”" -- "67912160+brymrsh@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "ganfu@3c22fbc0aa4f.ant.amazon.com" -- "nihirc@live.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "ganfu@3c22fbc0aa4f.ant.amazon.com" -- "chadderw@147dda2fa64a.ant.amazon.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "nihirc@live.com" -- "chadderw@147dda2fa64a.ant.amazon.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "gangfu1982@gmai.com" -- "ec2-user@ip-172-31-28-53.ec2.internal" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "“imamasah@amazon.co.jp”" -- "gangfu1982@gmai.com" [label=" 1 ", penwidth="1", color="#00688b5E"];

}