graph G {
    compound="true"
    rankdir="TB"
    bgcolor="white"
    fontname="Tahoma"

    node [
        fixedsize="false"
        fontname="Tahoma"
        color="white"
        fillcolor="deepskyblue2"
        fontcolor="black"
        shape="box"
        style="filled"
        penwidth="1.0"
    ]
    edge [
        fontname="Arial"
        color="#DC143C"
        fontcolor="black"
        fontsize="12"
        arrowsize="0.5"
        penwidth="1.0"
    ]




    "step5" -- "step6" [label=" 1812 ", penwidth="10", color="#DC143CFF"];
    "step4" -- "step5" [label=" 1804 ", penwidth="9", color="#DC143CED"];
    "step3" -- "step5" [label=" 1796 ", penwidth="9", color="#DC143CED"];
    "step3" -- "step4" [label=" 1796 ", penwidth="9", color="#DC143CED"];
    "step4" -- "step6" [label=" 1792 ", penwidth="9", color="#DC143CED"];
    "step2" -- "step5" [label=" 1790 ", penwidth="9", color="#DC143CED"];
    "step2" -- "step3" [label=" 1790 ", penwidth="9", color="#DC143CED"];
    "step2" -- "step4" [label=" 1790 ", penwidth="9", color="#DC143CED"];
    "step3" -- "step6" [label=" 1784 ", penwidth="9", color="#DC143CED"];
    "step2" -- "step6" [label=" 1778 ", penwidth="9", color="#DC143CED"];
    "step1" -- "step2" [label=" 1756 ", penwidth="9", color="#DC143CED"];
    "step1" -- "step3" [label=" 1750 ", penwidth="9", color="#DC143CED"];
    "step1" -- "step5" [label=" 1750 ", penwidth="9", color="#DC143CED"];
    "step1" -- "step4" [label=" 1750 ", penwidth="9", color="#DC143CED"];
    "step1" -- "step6" [label=" 1738 ", penwidth="9", color="#DC143CED"];
    "step0" -- "step1" [label=" 1614 ", penwidth="8", color="#DC143CDB"];
    "step0" -- "step3" [label=" 1608 ", penwidth="8", color="#DC143CDB"];
    "step0" -- "step4" [label=" 1608 ", penwidth="8", color="#DC143CDB"];
    "step0" -- "step5" [label=" 1608 ", penwidth="8", color="#DC143CDB"];
    "step0" -- "step2" [label=" 1608 ", penwidth="8", color="#DC143CDB"];
    "step0" -- "step6" [label=" 1596 ", penwidth="8", color="#DC143CDB"];

}