3
  -0.45093   0.819181   0.354406 -0.0925293
  0.629604   0.573381  -0.524245  0.0934739
 -0.632662 -0.0132628  -0.774315   0.964926
         0          0          0          1
 -0.259949   0.953824   0.150488   0.180526
  0.806892   0.300171  -0.508747    0.14051
 -0.530427 -0.0108204  -0.847662   0.989584
         0          0          0          1
 0.295508  0.932018  0.209805 0.0683793
  0.79232 -0.116397   -0.5989 -0.121919
-0.533765  0.343213 -0.772852   1.06251
        0         0         0         1
