newmtl mat19
  Kd 0.87 0.60 0.27

newmtl mat17
  Kd 0.27 0.35 0.39

newmtl mat7
  Kd 0.94 0.38 0.57

newmtl mat23
  Kd 0.10 0.10 0.10

newmtl mat21
  Kd 1.00 1.00 1.00