--- /dev/null
+digraph {
+graph [overlap=false]
+subgraph cluster_Bio_Phylo_Util_Exceptions {
+ label="Bio::Phylo::Util::Exceptions";
+ "Bio::Phylo::Util::Exceptions::BEGIN@4";
+}
+subgraph cluster_Bio_Phylo_Util_StackTrace {
+ label="Bio::Phylo::Util::StackTrace";
+ "Bio::Phylo::Util::StackTrace::BEGIN@2";
+}
+subgraph cluster_strict {
+ label="strict";
+ "strict::import";
+}
+"Bio::Phylo::Util::Exceptions::BEGIN@4" -> "Bio::Phylo::Util::StackTrace::BEGIN@2";
+"Bio::Phylo::Util::StackTrace::BEGIN@2" -> "strict::import";
+}