3
  0.984966 -0.0692173  -0.158276  0.0312188
  0.158678   0.724711   0.670534   0.116177
 0.0682921  -0.685567   0.724799   0.814781
         0          0          0          1
  0.867981   0.493417  -0.056113 -0.0623451
 -0.210374   0.467704   0.858485 -0.0526747
  0.449835  -0.733344    0.50976    1.00769
         0          0          0          1
 0.519769   0.85369 0.0324525 -0.246125
-0.542735  0.300631  0.784258  0.075062
 0.659757 -0.425246  0.619586  0.827007
        0         0         0         1
