digraph Perl
{
graph [ rankdir="TB" ]
node [ shape="oval" ]
edge [ color="grey" ]
"node.1" [ color="pink" ]
"node.2" [ color="green" ]
"node.1" -> "node.2" [ label="" ]
}
digraph Perl
{
graph [ rankdir="TB" ]
node [ shape="oval" ]
edge [ color="grey" ]
"node.1" [ color="pink" ]
"node.2" [ color="green" ]
"node.1" -> "node.2" [ label="" ]
}