3
  0.312469   0.868996   0.383677  -0.113148
  0.814096 -0.0368427   -0.57956    0.14575
   -0.4895   0.493444  -0.718959   0.890145
         0          0          0          1
  0.850089   0.465475   0.246335  0.0570679
  0.511339  -0.617609  -0.597571 -0.0266464
 -0.126015    0.63395  -0.763039    1.07424
         0          0          0          1
  0.944741 -0.0327686   0.326176  -0.235425
  0.176717  -0.787135  -0.590923 -0.0775197
  0.276108    0.61591  -0.737848    1.02067
         0          0          0          1
