3
  0.988817  -0.127137 -0.0779552   0.117191
  0.149133   0.843275   0.516378   0.173416
8.6989e-05  -0.522229   0.852805    0.89556
         0          0          0          1
  0.900306   0.428643 -0.0755879  0.0065954
  -0.33291   0.790017   0.514825 -0.0738218
  0.280392  -0.438336   0.853957    1.02634
         0          0          0          1
   0.54289   0.837538 -0.0616501   -0.18204
 -0.707514   0.495686   0.503706   0.122877
  0.452432  -0.229838   0.861673   0.893242
         0          0          0          1
