3
  0.622882   0.781902 -0.0254558  0.0929908
  0.536149  -0.450353  -0.713951 -0.0115354
 -0.569704   0.431059  -0.699733   0.585458
         0          0          0          1
 0.939442  0.317408 -0.129233  0.205632
 0.121977 -0.662082 -0.739438 -0.206618
-0.320267  0.678895 -0.660704  0.772822
        0         0         0         1
  0.935829  -0.335606   -0.10767 -0.0897851
 -0.304461  -0.615856  -0.726653  -0.153579
   0.17756   0.712805  -0.678515   0.760231
         0          0          0          1
