3
  -0.426596    0.903957  -0.0296138 0.000923224
  -0.653252   -0.285307    0.701328  -0.0101749
   0.625521    0.318529    0.712223     1.06167
          0           0           0           1
 -0.839298   0.542028 -0.0422396  -0.176321
 -0.424107   -0.60413   0.674655   0.142069
  0.340164   0.584151   0.736924   0.874821
         0          0          0          1
  -0.99748  0.0198818 -0.0681014   0.129802
-0.0603845  -0.741812   0.667884   0.178452
-0.0372396   0.670313   0.741144   0.871668
         0          0          0          1
