15 (edge source="n0" target="n2")
16 (edge source="n1" target="n2")
17 (edge source="n2" target="n3")
18 (edge source="n3" target="n5")
19 (edge source="n3" target="n4")
20 (edge source="n4" target="n6")
21 (edge source="n6" target="n5")
22 (edge source="n5" target="n7")
23 (edge source="n6" target="n8")
24 (edge source="n8" target="n7")
25 (edge source="n8" target="n9")
26 (edge source="n8" target="n10")))
41 (edge source="n0" target="n2")
42 (edge source="n1" target="n2")
43 (edge source="n2" target="n3")
44 (edge source="n3" target="n5")
45 (edge source="n3" target="n4")
46 (edge source="n4" target="n6")
47 (edge source="n6" target="n5")
48 (edge source="n5" target="n7")
49 (edge source="n6" target="n8")
50 (edge source="n8" target="n7")
51 (edge source="n8" target="n9")
52 (edge source="n8" target="n10"))