URL: http://www.webgraphviz.com/
The following code generate the graphical display for comparison of the model. Note that the pendwidth is adjusted according to the Bayes factor computed in the Table 6 in the manuscript.
digraph G {
node [style=filled];
"OUOUCIR" -> OUBMCIR [penwidth=12]
"OUOUCIR" -> "OUBMBM" [penwidth=14]
"OUOUCIR" -> "OUOUBM" [penwidth=8]
"OUOUBM" -> "OUBMBM" [penwidth=10]
"OUOUBM" -> "OUBMCIR" [penwidth=6]
"OUBMCIR" -> "OUBMBM" [penwidth=5]
}