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"
    ]




    "behzadboro@fb.com" -- "ibrumar@fb.com" [label=" 27 ", penwidth="10", color="#00688bFF"];
    "behzadboro@fb.com" -- "yingjing_33@wirelessprv-10-194-217-105.near.illinois.edu" [label=" 26 ", penwidth="9", color="#00688bED"];
    "behzadboro@fb.com" -- "yingj4@illinois.edu" [label=" 25 ", penwidth="9", color="#00688bED"];
    "behzadboro@gmail.com" -- "yingjing_33@wirelessprv-10-194-217-105.near.illinois.edu" [label=" 24 ", penwidth="8", color="#00688bDB"];
    "yingjing_33@wirelessprv-10-194-217-105.near.illinois.edu" -- "yingj4@illinois.edu" [label=" 22 ", penwidth="8", color="#00688bDB"];
    "behzadboro@fb.com" -- "behzadboro@gmail.com" [label=" 18 ", penwidth="6", color="#00688bB7"];
    "ibrumar@fb.com" -- "yingjing_33@wirelessprv-10-194-217-105.near.illinois.edu" [label=" 17 ", penwidth="6", color="#00688bB7"];
    "behzadboro@gmail.com" -- "yingj4@illinois.edu" [label=" 15 ", penwidth="5", color="#00688bA5"];
    "ibrumar@fb.com" -- "yingj4@illinois.edu" [label=" 14 ", penwidth="5", color="#00688bA5"];
    "ibrumar@fb.com" -- "behzadboro@gmail.com" [label=" 12 ", penwidth="4", color="#00688b93"];
    "behzadboro@gmail.com" -- "yingjing_33@Yings-MacBook-Pro.local" [label=" 2 ", penwidth="1", color="#00688b4C"];
    "yingjing_33@Yings-MacBook-Pro.local" -- "yingjing_33@wirelessprv-10-194-217-105.near.illinois.edu" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "yingjing_33@Yings-MacBook-Pro.local" -- "behzadboro@fb.com" [label=" 1 ", penwidth="1", color="#00688b4C"];
    "yingjing_33@Yings-MacBook-Pro.local" -- "yingj4@illinois.edu" [label=" 1 ", penwidth="1", color="#00688b4C"];

}