DAG as force graph

node 0node 1node 2node 3node 4node 5node 6node 7node 8node 9node 10node 11node 12node 13node 14node 15node 16node 17node 18node 19
node 2 -(0)node 6 -(1)node 9 -(2)node 10 -(3)node 0 -(4)node 1 -(5)node 3 M(6)node 7 -(7)node 8 -(8)node 13 -(9)node 4 M(10)node 12 M(11)node 14 M(12)node 19 M(13)node 5 -(14)node 15 M(15)node 11 M(16)node 16 M(17)node 17 M(18)node 18 M(19)