3
  -0.865097    0.495524   0.0778681 -0.00566157
  -0.359418   -0.720646    0.592865   -0.028026
   0.349894    0.484898    0.801529     1.09647
          0           0           0           1
  -0.999037  -0.0361799   0.0248114  -0.0180828
  0.0438536   -0.808037    0.587497    0.196212
-0.00120706     0.58802    0.808846     0.90424
          0           0           0           1
-0.842269 -0.535549 0.0614058  0.253465
   0.4662 -0.666498  0.581755 0.0720403
-0.270631  0.518621  0.811044  0.982987
        0         0         0         1
