3
  0.927534   0.286986   0.239416 0.00941237
  0.371044  -0.783889   -0.49784   0.140711
 0.0448023   0.550597  -0.833568   0.949367
         0          0          0          1
  0.942843  -0.242206   0.228875 -0.0423304
 -0.102523   -0.86434  -0.492347  -0.117111
  0.317075   0.440741  -0.839769    1.08049
         0          0          0          1
 0.668119 -0.713128  0.212284 -0.257024
-0.557046 -0.668552 -0.492686 0.0227237
 0.493271  0.210921 -0.843918  0.929128
        0         0         0         1
