12345678910111213141516171819202122232425262728293031323334353637383940414243
digraph G {	graph [mindist=0];	labelloc=t;	label="Legend"
	subgraph cluster_0 {		label="Supported Format Types"		color="white"		XL[label="Excel",style=filled,color=green];		CSF[label="JS",shape=doublecircle];		OLD[label="Other",style=filled,color=cyan];		{ edge[style=invis] XL -> CSF -> OLD[constraint=false]}	}
	subgraph cluster_1 {		label="Workbook Format Conversions (blue arrow)"		color="white"		x1i[label="XLSX"]		c1[shape=doublecircle,label="JS"];		x1o[label="XLSB"]		{ edge[color=blue]			x1i->c1[constraint=false,label="read"]			c1->x1o[constraint=false,label="write"];		}	}
	subgraph cluster_2 {		label="Single-Worksheet Format Conversions (green arrow)"		color="white"		x2i[label="SYLK"]		c2[shape=doublecircle,label="JS"];		x2o[label="CSV"]		{ edge[color=aquamarine4]			x2i->c2[constraint=false,label="read"]			c2->x2o[constraint=false,label="write"];		}	}
	{ edge[style=invis] XL -> x1i -> x2i; }	{ edge[style=invis] CSF -> c1 -> c2; }	{ edge[style=invis] OLD -> x1o -> x2o; }}