graph G {
    compound="true"
    rankdir="TB"
    bgcolor="white"
    fontname="Tahoma"

    node [
        fixedsize="false"
        fontname="Tahoma"
        color="white"
        fillcolor="deepskyblue2"
        fontcolor="black"
        shape="box"
        style="filled"
        penwidth="1.0"
    ]
    edge [
        fontname="Arial"
        color="#00688b"
        fontcolor="black"
        fontsize="12"
        arrowsize="0.5"
        penwidth="1.0"
    ]




    "zjffdu@apache.org" -- "philipp.dallig@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "zjffdu@apache.org" -- "jongyoul@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "zjffdu@apache.org" -- "guanhua_li@foxmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "zjffdu@apache.org" -- "31477542+shefali163@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "zjffdu@apache.org" -- "koch-matthias@web.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "philipp.dallig@gmail.com" -- "jongyoul@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "philipp.dallig@gmail.com" -- "guanhua_li@foxmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "philipp.dallig@gmail.com" -- "31477542+shefali163@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "philipp.dallig@gmail.com" -- "koch-matthias@web.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "jongyoul@gmail.com" -- "guanhua_li@foxmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "jongyoul@gmail.com" -- "31477542+shefali163@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "jongyoul@gmail.com" -- "koch-matthias@web.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "guanhua_li@foxmail.com" -- "31477542+shefali163@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "guanhua_li@foxmail.com" -- "koch-matthias@web.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "31477542+shefali163@users.noreply.github.com" -- "koch-matthias@web.de" [label=" 1 ", penwidth="1", color="#00688b5E"];

}