3
  0.968238   -0.24941 -0.0175908  0.0450426
  0.207351   0.761662   0.613903   0.150254
 -0.139716  -0.598052   0.789185   0.887641
         0          0          0          1
   0.952723    0.303794 -0.00528792  -0.0294684
  -0.232162    0.739083    0.632342  -0.0712724
    0.19601   -0.601219    0.774671     1.06746
          0           0           0           1
  0.63073  0.775934 0.0102991 -0.243939
-0.607614  0.485566  0.628514 0.0909745
 0.482685  -0.40268   0.77773  0.928726
        0         0         0         1
