3
  0.980249  -0.197514 -0.0100263   0.160263
  0.153837   0.729661    0.66628 -0.0219181
 -0.124284  -0.654663   0.745634   0.708334
         0          0          0          1
  0.959112   0.282995 0.00430667   0.068511
 -0.221287   0.740313   0.634798  -0.240147
  0.176456  -0.609795   0.772666   0.885106
         0          0          0          1
  0.573498   0.817984  0.0447521  -0.127567
 -0.649062   0.420378   0.634035 -0.0649093
  0.499818  -0.392665   0.772008   0.743545
         0          0          0          1
