3
  0.793949  -0.265592  -0.546906 -0.0382935
  0.547281   0.704009   0.452608   0.128579
  0.264818  -0.658659   0.704301   0.810993
         0          0          0          1
 0.896157 0.0180037 -0.443371  0.035753
 0.304316  0.702251  0.643611 -0.065572
 0.322945 -0.711702  0.623848   1.00901
        0         0         0         1
  0.813948   0.454156  -0.362259  -0.215703
  -0.13315   0.752818   0.644622 -0.0638047
  0.565474  -0.476454   0.673225   0.846412
         0          0          0          1
