# Simple cube OBJ (no MTL dependency)
o cube
v 0.0 0.0 0.0
v 1.0 0.0 0.0
v 1.0 1.0 0.0
v 0.0 1.0 0.0
v 0.0 0.0 1.0
v 1.0 0.0 1.0
v 1.0 1.0 1.0
v 0.0 1.0 1.0
vn 0.0 0.0 -1.0
vn 0.0 0.0 1.0
vn 0.0 -1.0 0.0
vn 0.0 1.0 0.0
vn -1.0 0.0 0.0
vn 1.0 0.0 0.0
f 1//1 2//1 3//1
f 1//1 3//1 4//1
f 5//2 7//2 6//2
f 5//2 8//2 7//2
f 1//3 5//3 6//3
f 1//3 6//3 2//3
f 4//4 3//4 7//4
f 4//4 7//4 8//4
f 1//5 4//5 8//5
f 1//5 8//5 5//5
f 2//6 6//6 7//6
f 2//6 7//6 3//6