3
 -0.993167  0.0422944   0.108771  -0.207012
 0.0374675   -0.76713   0.640397 -0.0886627
  0.110527   0.640097   0.760303   0.952972
         0          0          0          1
 -0.988783  -0.103365   0.107818 -0.0834933
  0.149107  -0.725277   0.672116  0.0934952
0.00872435   0.680653   0.732554   0.749029
         0          0          0          1
 -0.453426  -0.887811  0.0787164  0.0914979
  0.615156  -0.247815   0.748445 -0.0883836
 -0.644971   0.387787   0.658508   0.904603
         0          0          0          1
