3
 -0.663027   0.738625    0.12177 -0.0158408
 -0.450876   -0.52387   0.722683  -0.134228
  0.597584   0.424255   0.680369   0.915131
         0          0          0          1
-0.642145  0.757781  0.115838 -0.110945
 -0.45887 -0.501014  0.733773 0.0544634
 0.614076  0.418034  0.669447  0.699796
        0         0         0         1
  -0.968452    0.223205    0.110818    0.184626
 -0.0717125   -0.675503    0.733862 -0.00893417
   0.238659    0.702762    0.670199    0.728158
          0           0           0           1
