digraph "index" {
bgcolor="transparent"
color="#C0C000"
fontcolor="#FF8000"
fontname="DejaVu Sans"
penwidth="2"
# rankdir="RL"

edge [
fontcolor="#FF4040"
fontname="DejaVu Sans"
style="filled"
]

node [
color="#C0C0C0"
fontcolor="#FFFFFF"
fontname="DejaVu Sans"
penwidth="2"
style="filled"
]

{rank="max"
"" [style="invis"]
}

edge [color="#008000"]
node [fillcolor="#408040"]

subgraph "cluster/dev" { label="Dev"
"plan" [label="Plan"]
"code" [label="Code"]
"build" [label="Build"]
"test" [label="Test"]
}

"plan" -> "code" -> "build" -> "test" -> {
"plan"
"release"
}

subgraph "cluster/ops" { label="Ops"
"release" [label="Release"]
"deploy" [label="Deploy"]
"operate" [label="Operate"]
"monitor" [label="Monitor"]
}

"release" -> "deploy" -> "operate" -> "monitor" -> {
"deploy"
"plan"
}

edge [color="#FF0000"]
node [fillcolor="#303030"]

{rank="max"

"one" -> "two"

}

}