newmtl mat20
  Kd 0.47 0.33 0.28

newmtl mat23
  Kd 0.10 0.10 0.10

newmtl mat8
  Kd 0.96 0.26 0.21

newmtl mat22
  Kd 0.62 0.62 0.62

newmtl mat21
  Kd 1.00 1.00 1.00

newmtl mat18
  Kd 1.00 0.80 0.53

newmtl mat19
  Kd 0.87 0.60 0.27

newmtl mat3
  Kd 0.50 0.87 0.92

newmtl mat16
  Kd 0.47 0.56 0.61