3
 -0.846135  -0.527502 -0.0761371  -0.139364
  0.413201  -0.739495   0.531425   0.120402
 -0.336631   0.418197   0.843677    1.03026
         0          0          0          1
 -0.413505  -0.910188 -0.0238863    0.12886
  0.670351  -0.322089   0.668497   0.232114
 -0.616152   0.260415   0.743331   0.905289
         0          0          0          1
 0.0498829  -0.995174 -0.0845068   0.113745
  0.738538  -0.020207   0.673909  0.0151935
 -0.672364 -0.0960281   0.733965    1.10635
         0          0          0          1
