newmtl mat16
  Kd 0.47 0.56 0.61

newmtl mat25
  Ka 1.00 0.65 0.67
  Kd 0.92 0.95 0.94
  Ks 1 1 1
  illum 9
  Ns 300
  d 0.4
  Ni 1.5

newmtl mat3
  Kd 0.50 0.87 0.92

newmtl mat4
  Kd 0.00 0.74 0.83

newmtl mat15
  Kd 0.81 0.85 0.86

newmtl mat8
  Kd 0.96 0.26 0.21

newmtl mat21
  Kd 1.00 1.00 1.00

newmtl mat17
  Kd 0.27 0.35 0.39