Here is the page that is the template for main navigational diagram used in viki.wiki
DOT strict digraph rankdir=LR node [style=dotted fillcolor=lightyellow penwidth=dotted color=blue fontname="Sans-serif"] HERE NODE node [style=dotted fillcolor=bisque] WHERE /^Next/ LINKS HERE -> NODE node [style=dotted fillcolor=white] HERE NODE WHERE /^Next/ LINKS HERE -> NODE node [style=dotted fillcolor=white penwidth=3 color=bisque] LINKS HERE -> NODE node [style=dotted fillcolor=white penwidth=1 color=orange] HERE NODE LINKS HERE -> NODE node [style="filled,rounded,dotted" fillcolor=white] edge [style=dotted] HERE NODE BACKLINKS NODE -> HERE STATIC strict digraph {rankdir=LR node [style=dotted fillcolor=lightyellow penwidth=dotted color=blue fontname="Sans-serif"] "Preview Next Diagram Template" node [style=dotted fillcolor=bisque] "Preview Next Diagram Template" -> "Next Page" node [style=dotted fillcolor=white] node [style=dotted fillcolor=white penwidth=2 color=bisque] "Preview Next Diagram Template" -> "First Link" "Preview Next Diagram Template" -> "Agile" "Preview Next Diagram Template" -> "Next Page" node [style=dotted fillcolor=white penwidth=1 color=orange] node [style=dotted fillcolor=white penwidth=1 color=orange] node [style=dotted fillcolor=white penwidth=1 color=orange] node [style="filled,rounded,dotted" fillcolor=white] edge [style=dotted] "Preview Next Diagram Template"}