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"
    ]




    "kezhenxu94@apache.org" -- "wander4096@gmail.com" [label=" 4 ", penwidth="4", color="#00688b93"];
    "kezhenxu94@apache.org" -- "c.r.holm@gmail.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "kezhenxu94@apache.org" -- "72498579+mohammedtabish0@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "wander4096@gmail.com" -- "72498579+mohammedtabish0@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "wander4096@gmail.com" -- "acelyc1112009@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "acelyc1112009@gmail.com" -- "kezhenxu94@apache.org" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "jmjoy@apache.org" -- "kezhenxu94@apache.org" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "rovast@163.com" -- "35435704+elijaholmos@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "c.r.holm@gmail.com" -- "rohao28@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "kezhenxu94@apache.org" -- "rohao28@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];

}