+Render article index -> wiki2/out/sec2/index.html
+Render section sub-sec21 -> out/sec2/sub-sec21
+Render article index -> wiki2/out/sec2/sub-sec21/index.html
+Render section sub-sec22 -> out/sec2/sub-sec22
+Render article index -> wiki2/out/sec2/sub-sec22/index.html
+Render article other -> wiki2/out/sec2/sub-sec22/other.html
+Render article sitemap -> wiki2/out/sitemap.html