newmtl lambert2SG
illum 4
Kd 0.33 0.33 0.33
Ka 0.00 0.00 0.00
Tf 1.00 1.00 1.00
Ni 1.00
newmtl lambert3SG
illum 4
Kd 0.51 0.05 0.05
Ka 0.00 0.00 0.00
Tf 1.00 1.00 1.00
Ni 1.00
newmtl lambert4SG
illum 4
Kd 0.14 0.14 0.14
Ka 0.00 0.00 0.00
Tf 1.00 1.00 1.00
Ni 1.00