digraph bn {
label = "Net B First-Ascent Solution (initial structure random2) -- BIC=-31607.317278924613"
A;
B;
H -> B;
C;
G -> C;
H -> C;
D;
B -> D;
E;
G -> E;
H -> E;
F;
A -> F;
B -> F;
D -> F;
G;
H;
};