3
    -0.682  -0.729829  0.0471803  -0.172053
  0.631965  -0.555622   0.540282 -0.0324479
 -0.368099   0.398288   0.840161   0.795864
         0          0          0          1
 -0.158066  -0.985529  0.0612243   0.119578
  0.792823 -0.0897097   0.602813 0.00283456
 -0.588597   0.143824    0.79553    0.72793
         0          0          0          1
 0.259015 -0.965012 0.0407922 0.0202939
 0.718808  0.220799  0.659214 -0.200997
-0.645156 -0.141425  0.750848   0.91502
        0         0         0         1
