3
 0.672464 -0.732938 -0.102934 -0.020661
 0.582343  0.438123  0.684781  0.202056
-0.456804 -0.520433  0.721443  0.972323
        0         0         0         1
   0.929099     -0.3448   -0.133743   0.0988738
   0.330739    0.612839    0.717663 -0.00421536
  -0.165487   -0.711014    0.683427     1.13378
          0           0           0           1
  0.913963   0.331982  -0.233367  -0.209515
-0.0763174    0.70544   0.704649 0.00178623
  0.398557  -0.626213   0.670082    1.08393
         0          0          0          1
