# Pyramid OBJ
v  0.0  1.0  0.0
v -1.0 -1.0  1.0
v  1.0 -1.0  1.0
v  1.0 -1.0 -1.0
v -1.0 -1.0 -1.0
f 1 2 3
f 1 3 4
f 1 4 5
f 1 5 2
f 2 5 4
f 2 4 3