3
 0.622882 -0.781902 0.0254557 0.0978257
 0.536149  0.450353  0.713951 0.0247703
-0.569704 -0.431059  0.699733  0.624383
        0         0         0         1
 0.939442 -0.317408  0.129233  0.214135
 0.121977  0.662082  0.739438  -0.16997
-0.320267 -0.678895  0.660704  0.810784
        0         0         0         1
  0.935829   0.335606    0.10767 -0.0851793
 -0.304461   0.615856   0.726653  -0.117547
   0.17756  -0.712805   0.678515   0.799438
         0          0          0          1
