digraph G { bgcolor="yellow:blue" gradientangle=60 label="Graph" subgraph cluster_1 { style=filled fillcolor="green:magenta" label="Cluster" fontcolor="white" node [style=filled] n5 [ shape="box",fillcolor="antiquewhite:aquamarine" ] n4 [ shape="ellipse",fillcolor="bisque4:blue2" ] n3 [ shape="circle",fillcolor="cadetblue1:chocolate1" ] n2 [ shape="diamond",fillcolor="crimson:cyan4" ] n1 [ shape="triangle",fillcolor="deepskyblue2:firebrick" ] n0 [ shape="pentagon",fillcolor="gray24:gray88" ] } }