newmtl mat24
  Ka 0.58 0.65 1.00
  Kd 0.92 0.95 0.94
  Ks 1 1 1
  illum 9
  Ns 300
  d 0.4
  Ni 1.5

newmtl mat14
  Kd 1.00 0.34 0.13

newmtl mat12
  Kd 1.00 0.92 0.23

newmtl mat21
  Kd 1.00 1.00 1.00