3
 -0.665628   0.726355   0.171311  -0.106872
 -0.516305  -0.613956   0.597066 -0.0542259
  0.538859   0.308975   0.783688    1.01659
         0          0          0          1
 -0.96303  0.226709  0.145521  -0.20031
-0.101732 -0.806229   0.58279  0.170293
 0.249448   0.54644  0.799487  0.840806
        0         0         0         1
 -0.947805  -0.292546   0.126821  0.0973096
   0.30981  -0.750898   0.583241  0.0913305
-0.0753948   0.592088   0.802339   0.856621
         0          0          0          1
