digraph Taskflow { subgraph cluster_p0x7ffee9223970 { label="Taskflow: F2"; p0x7f816f402b60[label="f2A" ]; p0x7f816f402b60 -> p0x7f816f402d80; p0x7f816f402c70[label="f2B" ]; p0x7f816f402c70 -> p0x7f816f402d80; p0x7f816f402d80[label="f2C" ]; p0x7f816f402d80 -> p0x7f816f402fa0; p0x7f816f402e90[label="f2D" ]; p0x7f816f402fa0[shape=box3d, color=blue, label="module [Taskflow: F1]"]; p0x7f816f402fa0->p0x7f816f402e90; } subgraph cluster_p0x7ffee92238d0 { label="Taskflow: F1"; p0x7f816f402830[label="f1A" ]; p0x7f816f402830 -> p0x7f816f402a50; p0x7f816f402940[label="f1B" ]; p0x7f816f402940 -> p0x7f816f402a50; p0x7f816f402a50[label="f1C" ]; } }