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"
    ]




    "fabio.petroni@fb.com" -- "fabio.petroni.1986@gmail.com" [label=" 7 ", penwidth="7", color="#00688bC9"];
    "fabio.petroni.1986@gmail.com" -- "nora.kassner@campus.lmu.de" [label=" 6 ", penwidth="6", color="#00688bB7"];
    "fabio.petroni@fb.com" -- "nora.kassner@campus.lmu.de" [label=" 5 ", penwidth="5", color="#00688bA5"];
    "fabio.petroni.1986@gmail.com" -- "fabiopetroni@fb.com" [label=" 4 ", penwidth="4", color="#00688b93"];
    "nora.kassner@campus.lmu.de" -- "fabiopetroni@fb.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "fabio.petroni@fb.com" -- "fabiopetroni@fb.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "fabio.petroni.1986@gmail.com" -- "nora.kassner@physik.uni-muenchen.de" [label=" 2 ", penwidth="2", color="#00688b70"];
    "nora.kassner@campus.lmu.de" -- "nora.kassner@physik.uni-muenchen.de" [label=" 2 ", penwidth="2", color="#00688b70"];
    "fabio.petroni.1986@gmail.com" -- "cwenner@gmail.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "cwenner@gmail.com" -- "fabiopetroni@fb.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "fabio.petroni.1986@gmail.com" -- "darren@homex.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "fabio.petroni@fb.com" -- "darren@homex.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "fabio.petroni@fb.com" -- "nora.kassner@physik.uni-muenchen.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "fabio.petroni.1986@gmail.com" -- "gabriel.ilharco@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "gabriel.ilharco@gmail.com" -- "nora.kassner@campus.lmu.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "gabriel.ilharco@gmail.com" -- "fabio.petroni@fb.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "gabriel.ilharco@gmail.com" -- "cwenner@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "gabriel.ilharco@gmail.com" -- "fabiopetroni@fb.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "nora.kassner@campus.lmu.de" -- "cwenner@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "fabio.petroni@fb.com" -- "cwenner@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "fabio.petroni@fb.com" -- "sgehman@cs.uw.edu" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "fabio.petroni@fb.com" -- "poerner@cis.uni-muenchen.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "fabio.petroni.1986@gmail.com" -- "sgehman@cs.uw.edu" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "fabio.petroni.1986@gmail.com" -- "poerner@cis.uni-muenchen.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "sgehman@cs.uw.edu" -- "poerner@cis.uni-muenchen.de" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "nora.kassner@campus.lmu.de" -- "darren@homex.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "darren@homex.com" -- "fabiopetroni@fb.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "fabio.petroni.1986@gmail.com" -- "o-._.-o@live.com" [label=" 1 ", penwidth="1", color="#00688b5E"];

}