3
  0.972427   0.230979 -0.0321496  0.0546515
  0.175482  -0.815537  -0.551457  0.0678516
 -0.153595   0.530611  -0.833583   0.852644
         0          0          0          1
  0.950875  -0.309518 0.00594006 -0.0224827
 -0.249964  -0.778955  -0.575107  -0.165515
  0.182633   0.545369  -0.818057    1.01148
         0          0          0          1
  0.61562 -0.787359 -0.032829 -0.227475
-0.665762 -0.497354 -0.556238 0.0122633
 0.421631  0.364288 -0.830375  0.891297
        0         0         0         1
