3
 -0.796257   0.561157   0.226003 -0.0663916
 -0.491856  -0.818019   0.298198   -0.10583
  0.352211   0.126281   0.927362    1.07444
         0          0          0          1
  -0.980915 -0.00472135     0.19438  -0.0896968
  0.0655983   -0.949129     0.30798    0.179593
   0.183038    0.314853    0.931324    0.987829
          0           0           0           1
-0.828923 -0.522471  0.199776  0.181324
 0.558946 -0.787458  0.259787 0.0243439
0.0215846  0.327007  0.944775  0.974496
        0         0         0         1
