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="#00688b"
        fontcolor="black"
        fontsize="12"
        arrowsize="0.5"
        penwidth="1.0"
    ]




    "chunking" -- "chunking" [label=" 24 ", penwidth="10", color="#a0a0a0FF"];
    "chunking" -- "ROOT" [label=" 20 ", penwidth="8", color="#00688bDB"];
    "ROOT" -- "ROOT" [label=" 18 ", penwidth="7", color="#a0a0a0C9"];
    "chunking" -- "connectors" [label=" 15 ", penwidth="6", color="#00688bB7"];
    "connectors" -- "ROOT" [label=" 15 ", penwidth="6", color="#00688bB7"];
    "utils" -- "chunking" [label=" 14 ", penwidth="5", color="#00688bA5"];
    "tools" -- "connectors" [label=" 14 ", penwidth="5", color="#00688bA5"];
    "connectors" -- "connectors" [label=" 13 ", penwidth="5", color="#a0a0a0A5"];
    "tools" -- "ROOT" [label=" 11 ", penwidth="4", color="#00688b93"];
    "tools" -- "tools" [label=" 11 ", penwidth="4", color="#a0a0a093"];
    "tools" -- "chunking" [label=" 9 ", penwidth="3", color="#00688b82"];
    "ROOT" -- "utils" [label=" 9 ", penwidth="3", color="#00688b82"];
    "utils" -- "utils" [label=" 7 ", penwidth="2", color="#a0a0a070"];
    "utils" -- "connectors" [label=" 7 ", penwidth="2", color="#00688b70"];
    "tools" -- "utils" [label=" 4 ", penwidth="1", color="#00688b5E"];

}