digraph reqdeps {
rankdir=BT;
mclimit=10.0;
nslimit=10.0;ranksep=1;
subgraph cluster_GRAPH_ReqsDocument {
 label="Topic: ReqsDocument";
 subgraph cluster_GRAPH_B1 {
  label="Topic: B1";
  "A1" [fontcolor=red,label="A1\n[10.00]"];
  }
 }
}
