3
  0.987119  -0.151054 -0.0527194   0.142129
  0.157391   0.857689   0.489488   0.148413
-0.0287225   -0.49148   0.870415   0.884779
         0          0          0          1
  0.908741   0.414536 -0.0484644  0.0296032
 -0.338298    0.79962   0.496148 -0.0955769
  0.244424  -0.434475   0.866884    1.01564
         0          0          0          1
  0.537673   0.842292 -0.0381167  -0.158483
 -0.726387   0.485692   0.486277   0.102214
    0.4281  -0.233771   0.872973    0.88944
         0          0          0          1
