scene
{
    camera
    {
        position <0, 0, 40>
        look_at <0, 100, 5>
    }

    light
    {
        position <100, -100, 50>
    }

    define material mat
    {
        color <0, 0.8, 1>
    }

    plane
    {
        position <0, 0, 1>, 0
        material
        {
            color <0, 0.7, 0>
        }
    }

    for (local $x := -200; $x <= 200; $x := $x + 40)
    {
        for (local $y := 0; $y <= 4000; $y := $y + 40)
        {
            sphere
            {
                radius 10
                translate <$x, $y, 10>
                material mat
            }
        }
    }
}