digraph G {
subgraph cluster_0 {
subgraph cluster_1 {
}
a -> c;
}
subgraph cluster_1 {
y -> z;
y -> q;
}
y -> b;
}
digraph G {
subgraph cluster_0 {
subgraph cluster_1 {
}
a -> c;
}
subgraph cluster_1 {
y -> z;
y -> q;
}
y -> b;
}