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"
    ]




    "dowhy/causal_estimators" -- "dowhy" [label=" 6 ", penwidth="6", color="#00688bB7"];
    "dowhy/utils" -- "dowhy" [label=" 5 ", penwidth="5", color="#00688bA5"];
    "dowhy/causal_refuters" -- "dowhy" [label=" 4 ", penwidth="4", color="#00688b93"];
    "dowhy/causal_refuters" -- "dowhy/causal_estimators" [label=" 2 ", penwidth="2", color="#00688b70"];
    "dowhy/causal_identifiers" -- "dowhy" [label=" 2 ", penwidth="2", color="#00688b70"];
    "dowhy/causal_identifiers" -- "dowhy/utils" [label=" 2 ", penwidth="2", color="#00688b70"];
    "dowhy/causal_refuters" -- "ROOT" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "dowhy/graph_learners" -- "dowhy" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "dowhy/graph_learners" -- "dowhy/utils" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "dowhy/interpreters" -- "ROOT" [label=" 1 ", penwidth="1", color="#00688b5E"];
    "dowhy/interpreters" -- "dowhy/causal_refuters" [label=" 1 ", penwidth="1", color="#00688b5E"];

}