Nodes
1,0,0
2,-2.7,0
3,-4.5,-2.7
4,-9.5,-2.7
5,-9.5,5.7
6,-4.5,5.7
7,-2.7,3
8,0,3
Segments
1,1,2,0.2
2,2,3,0.2
3,3,4,0.2
4,4,5,0.2
5,5,6,0.2
6,6,7,0.2
7,7,8,0.2
End