newmtl mat22 Kd 0.62 0.62 0.62 newmtl mat20 Kd 0.47 0.33 0.28 newmtl mat18 Kd 1.00 0.80 0.53 newmtl mat23 Kd 0.10 0.10 0.10 newmtl mat16 Kd 0.47 0.56 0.61 newmtl mat1 Kd 0.61 0.15 0.69 newmtl mat2 Kd 0.40 0.23 0.72 newmtl mat21 Kd 1.00 1.00 1.00