7
6  0       0      0
1  0.0000  1.0000 1
1  0.8660  0.5000 1
1  0.8660 -0.5000 1
1  0.0000 -1.0000 1
1 -0.8660 -0.5000 1
1 -0.8660  0.5000 1
