background {color rgb <0, 0.2, 0.1> }

camera { location <0, 0, -3> look_at <0, 0, 2> }

cylinder { <0,1,2> <0,-1,2> 0.8 open 
           texture {pigment { color rgb <1,1,0.9>} } }

light_source { <4, 0, 0> color rgb <1,1,1> }