Revision control
++ # Blender v2.77 (sub 0) OBJ File: ''
++ # www.blender.org
++ mtllib cube.mtl
++ o Cube
++ v 1.000000 -1.000000 -1.000000
++ v 1.000000 -1.000000 1.000000
++ v -1.000000 -1.000000 1.000000
++ v -1.000000 -1.000000 -1.000000
++ v 1.000000 1.000000 -0.999999
++ v 0.999999 1.000000 1.000001
++ v -1.000000 1.000000 1.000000
++ v -1.000000 1.000000 -1.000000
++ vn 0.0000 -1.0000 0.0000
++ vn 0.0000 1.0000 0.0000
++ vn 1.0000 0.0000 0.0000
++ vn -0.0000 -0.0000 1.0000
++ vn -1.0000 -0.0000 -0.0000
++ vn 0.0000 0.0000 -1.0000
++ usemtl Material
++ s off
++ f 1//1 2//1 3//1 4//1
++ f 5//2 8//2 7//2 6//2
++ f 1//3 5//3 6//3 2//3
++ f 2//4 6//4 7//4 3//4
++ f 3//5 7//5 8//5 4//5
++ f 5//6 1//6 4//6 8//6