digraph { node [shape=box, style=rounded]; rankdir=TB; subgraph clusterMain { "blueBell :: Archive" [label= tooltip="blueBell :: Archive" href="https://services.tidalwave.it/ci/view/Archives/job/blueBell/"]; "blueBell :: Metrics" [label= tooltip="blueBell :: Metrics" href="https://services.tidalwave.it/ci/job/blueBell_Metrics/"]; color=invis;} subgraph clusterStandalone { color=invis;} "blueBell :: Metrics" -> "blueBell :: Archive" [ color=black ] ; }