motivation-throwaway-playground.dot

digraph {
    node [shape = "box", style = "filled, rounded"]

    subgraph clustermaster {
        label = "master"

        node [color = limegreen]

        master3[label = "ebe0262"]
        master2[label = "03f4f8d"]
        master1[label = "62a0ee9"]

        master3 -> master2 -> master1
    }

    subgraph clusterplayground {
        label = "playground"

        node [color = orchid]

        playground2[label = "8b29f74"]
        playground1[label = "7f295dd"]

        playground2 -> playground1
    }

    playground1 -> master2
}