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"
    ]




    "briche.arnaud@gmail.com" -- "zotthewizard@gmail.com" [label=" 4 ", penwidth="4", color="#00688b93"];
    "xuhui@risingwave-labs.com" -- "lianglin.021@gmail.com" [label=" 4 ", penwidth="4", color="#00688b93"];
    "briche.arnaud@gmail.com" -- "xuhui@risingwave-labs.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "briche.arnaud@gmail.com" -- "lianglin.021@gmail.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "xuhui@risingwave-labs.com" -- "zotthewizard@gmail.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "lianglin.021@gmail.com" -- "zotthewizard@gmail.com" [label=" 3 ", penwidth="3", color="#00688b82"];
    "mimikwang@gmail.com" -- "55346934+shreyas220@users.noreply.github.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "zotthewizard@gmail.com" -- "chmni@amazon.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "zotthewizard@gmail.com" -- "tserakhau@double.cloud" [label=" 2 ", penwidth="2", color="#00688b70"];
    "chmni@amazon.com" -- "tserakhau@double.cloud" [label=" 2 ", penwidth="2", color="#00688b70"];
    "briche.arnaud@gmail.com" -- "ttdao.2015@accountancy.smu.edu.sg" [label=" 2 ", penwidth="2", color="#00688b70"];
    "ttdao.2015@accountancy.smu.edu.sg" -- "xuhui@risingwave-labs.com" [label=" 2 ", penwidth="2", color="#00688b70"];
    "briche.arnaud@gmail.com" -- "2035234+jhump@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "ttdao.2015@accountancy.smu.edu.sg" -- "2035234+jhump@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "ttdao.2015@accountancy.smu.edu.sg" -- "lianglin.021@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "ttdao.2015@accountancy.smu.edu.sg" -- "zotthewizard@gmail.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "lianglin.021@gmail.com" -- "chmni@amazon.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "xuhui@risingwave-labs.com" -- "chmni@amazon.com" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "lianglin.021@gmail.com" -- "37224169+okhomin@users.noreply.github.com" [label=" 1 ", penwidth="1", color="#00688b5E"];

}