3
 -0.471307  -0.878826  -0.074389 -0.0221061
  0.776267  -0.453381   0.438012 -0.0416223
 -0.418663   0.148693   0.895886   0.859412
         0          0          0          1
  0.220583  -0.973848 -0.0544266   0.251177
  0.870307   0.171323   0.461751  -0.152557
 -0.440351  -0.149222   0.885338   0.930021
         0          0          0          1
   0.975653   -0.211657  -0.0574666 -0.00226523
   0.204828    0.785689    0.583728   -0.291744
 -0.0783991   -0.581287    0.809914    0.995884
          0           0           0           1
