digraph building_map {
  rankdir=LR;

  subgraph cluster_0 {
    color=grey;
		label="source";

		node[shape=box];
		"Markdown(.md/.markdown)" "Graphviz(.gv/.dot)" "Plantuml(.plantuml)";
		"XMind(.xmind)" [style=dashed];
		"readme.md" [style=filled,fillcolor=lightyellow];
	}

  subgraph cluster_1 {
    color=grey;
		label="target";

		node[style=filled,shape=box];
		"SVG(.svg)" "HTML(.html)";
		"index.html" [style=filled,fillcolor=lightyellow];
	}

	"XMind(.xmind)" -> "SVG(.svg)";
	"Plantuml(.plantuml)" -> "SVG(.svg)";
	"Graphviz(.gv/.dot)" -> "SVG(.svg)";
	"Markdown(.md/.markdown)" -> "HTML(.html)";
	"readme.md" -> "index.html"
}