v 0 0 1 
v 1.0 0.0 0 
v 0.5000000010362841 0.8660254031861397 0 
v -0.49999999792743177 0.8660254049810364 0 
v -1.0 0 0 
v -0.5000000041451365 -0.866025401391243 0 
v 0.4999999948185802 -0.8660254067759328 0
                                         
f 1 2 3 
f 1 3 4 
f 1 4 5 
f 1 5 6 
f 1 6 7 
f 1 7 2 
f 2 7 6 5 4 3
            
s 3 0 1 2 
s 3 0 2 3 
s 3 0 3 4 
s 3 0 4 5 
s 3 0 5 6 
s 3 0 6 1 
s 6 1 6 5 4 3 2