3
 -0.444317  -0.895457 -0.0271786 -0.0558584
  0.726175  -0.377755    0.57443 -0.0124691
 -0.524645   0.235493   0.818102   0.765551
         0          0          0          1
   0.814149   -0.580575 -0.00969213     0.17848
   0.469082     0.64778    0.600286   -0.173063
  -0.342233   -0.493269    0.799727    0.883858
          0           0           0           1
  0.990736  -0.135689 -0.0054579  -0.107461
  0.108614   0.767641   0.631609  -0.244101
-0.0815127  -0.626351   0.775268   0.936666
         0          0          0          1
