3
  0.981434  -0.191228 -0.0148282   0.159055
  0.153124   0.734619   0.660975 -0.0223912
 -0.115504  -0.650974   0.750261   0.708203
         0          0          0          1
   0.957637    0.287887 -0.00719272   0.0681463
  -0.214201    0.728773     0.65039   -0.238673
   0.192481   -0.621297    0.759566    0.884712
          0           0           0           1
  0.556255   0.830155  0.0377197  -0.128605
 -0.653484   0.408934   0.636971 -0.0652785
   0.51336  -0.378968   0.769965   0.742229
         0          0          0          1
