v 3 0 -5
vn 1 0 0
vn 0 1 0
sp -1 -1 -2

v 4.24 4.24 -10
vn 2 0 0
vn 0 2 0
sp -1 -1 -2

v 0 12 -20
vn 4 0 0
vn 0 4 0
sp -1 -1 -2

v -16.97 16.97 -40
vn 8 0 0
vn 0 8 0
sp -1 -1 -2

#camera
v  0 0 0
v  0 0 -1
vn  0 1 0

g Camera
c -2 -1 -1