3
  0.937551   -0.34768 -0.0108147  0.0658052
  0.220855    0.57096   0.790713  0.0893128
  -0.26874  -0.743722   0.612091    0.77328
         0          0          0          1
  0.826387   0.562985  0.0115212  -0.114175
 -0.362567   0.516323   0.775858 -0.0666945
  0.430847  -0.645336   0.630803   0.969742
         0          0          0          1
  0.641106   0.767338 -0.0132456   -0.23651
 -0.470129   0.406315   0.783509   0.103842
  0.606598  -0.496085   0.621239   0.744647
         0          0          0          1
