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"
    ]




    "liyang@apache.org" -- "guoliang.sun@kyligence.io" [label=" 16 ", penwidth="10", color="#00688bFF"];
    "guoliang.sun@kyligence.io" -- "whucaolu@gmail.com" [label=" 5 ", penwidth="3", color="#00688b82"];
    "guoliang.sun@kyligence.io" -- "yinghao.lin@kyligence.io" [label=" 5 ", penwidth="3", color="#00688b82"];
    "yhcast0@apache.org" -- "guoliang.sun@kyligence.io" [label=" 4 ", penwidth="2", color="#00688b70"];
    "guoliang.sun@kyligence.io" -- "dk2k@users.noreply.github.com" [label=" 2 ", penwidth="1", color="#00688b5E"];
    "liyang@apache.org" -- "yhcast0@apache.org" [label=" 2 ", penwidth="1", color="#00688b5E"];
    "liyang@apache.org" -- "yinghao.lin@kyligence.io" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "liyang@apache.org" -- "whucaolu@gmail.com" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "yinghao.lin@kyligence.io" -- "whucaolu@gmail.com" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "yinghao.lin@kyligence.io" -- "yhcast0@apache.org" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "whucaolu@gmail.com" -- "yhcast0@apache.org" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "1251489546@qq.com" -- "yinghao.lin@kyligence.io" [label=" 1 ", penwidth="1", color="#00688b4C"];

}