3
 -0.973137  -0.227131 -0.0376308 -0.0744783
 -0.151098   0.753405  -0.639961  -0.131538
  0.173706  -0.617084  -0.767485   0.813489
         0          0          0          1
 -0.961876    0.27153 -0.0326621 -0.0071513
  0.227153   0.726688  -0.648326  0.0650249
 -0.152304  -0.631028  -0.760662   0.601047
         0          0          0          1
 -0.599383    0.79967 -0.0356202   0.206752
  0.587434   0.409204  -0.698194 -0.0827504
 -0.543748   -0.43941  -0.715023   0.752047
         0          0          0          1
