8 6           world x and y dims
4 3 3         viewpoint (x, y, z)

12            plane
5 5 0         r g b ambient
0 0 0         r g b diffuse
0 0 0         r g b specular

0 0  1        normal
0 0 -5        point

12            plane
4 6 4         r g b ambient
0 0 0         r g b diffuse
0 0 0         r g b specular

0 1  0        normal
0 -1 0        point