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"
    ]




    "felix.popov@jetbrains.com" -- "marcel@coopmasters.de" [label=" 18 ", penwidth="10", color="#00688bFF"];
    "a.samirh78@gmail.com" -- "felix.popov@jetbrains.com" [label=" 15 ", penwidth="8", color="#00688bDB"];
    "felix.popov@jetbrains.com" -- "alexander.lohnau@gmx.de" [label=" 9 ", penwidth="5", color="#00688bA5"];
    "felix.popov@jetbrains.com" -- "richard+kde@oehli.at" [label=" 7 ", penwidth="3", color="#00688b82"];
    "felix.popov@jetbrains.com" -- "daniel.below@jetbrains.com" [label=" 6 ", penwidth="3", color="#00688b82"];
    "alexander.lohnau@gmx.de" -- "a.samirh78@gmail.com" [label=" 2 ", penwidth="1", color="#00688b5E"];
    "scripty@kde.org" -- "felix.popov@jetbrains.com" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "alexander.lohnau@gmx.de" -- "marcel@coopmasters.de" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "marcel@coopmasters.de" -- "a.samirh78@gmail.com" [label=" 1 ", penwidth="1", color="#00688b4C"];

}