newmtl mat23
  Kd 0.10 0.10 0.10

newmtl mat17
  Kd 0.27 0.35 0.39

newmtl mat15
  Kd 0.81 0.85 0.86

newmtl mat16
  Kd 0.47 0.56 0.61

newmtl mat14
  Kd 1.00 0.34 0.13

newmtl mat13
  Kd 1.00 0.60 0.00

newmtl mat21
  Kd 1.00 1.00 1.00

newmtl mat18
  Kd 1.00 0.80 0.53

newmtl mat12
  Kd 1.00 0.92 0.23

newmtl mat20
  Kd 0.47 0.33 0.28

newmtl mat19
  Kd 0.87 0.60 0.27

newmtl mat22
  Kd 0.62 0.62 0.62