3
   0.997092  -0.0761851 -0.00166595  -0.0520061
  0.0632122    0.814701    0.576426     0.17626
 -0.0425579   -0.574856    0.817148     1.02318
          0           0           0           1
  0.814033   0.572327 -0.0989559   -0.20611
  -0.43675   0.715481   0.545287 -0.0501242
  0.382883  -0.400663   0.832389    1.14379
         0          0          0          1
  0.376458   0.921375 -0.0966796  -0.350037
 -0.761226   0.367116   0.534566   0.160014
  0.528029  -0.127647   0.839579   0.981139
         0          0          0          1
