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"
    ]




    "cert" -- "key" [label=" 284 ", penwidth="10", color="#DC143CFF"];
    "cert" -- "identity" [label=" 134 ", penwidth="4", color="#DC143C93"];
    "key" -- "tpm" [label=" 110 ", penwidth="3", color="#DC143C82"];
    "identity" -- "key" [label=" 80 ", penwidth="2", color="#DC143C70"];
    "cert" -- "tpm" [label=" 72 ", penwidth="2", color="#DC143C70"];

}