7 7 1 1
0.0 3700.0 0.0
1600.0 3700.0 0.0
3600.0 3700.0 0.0
1600.0 1600.0 0.0
3600.0 1600.0 0.0
5650.0 1600.0 0.0
5650.0 0.0 0.0
1 2 8.0
2 3 8.0
2 4 8.0
3 5 8.0
4 5 8.0
5 6 8.0
6 7 8.0
1
7 10.0

