3
  0.672464   0.732938   0.102934 -0.0123857
  0.582343  -0.438123  -0.684781   0.128236
 -0.456804   0.520433  -0.721443   0.889945
         0          0          0          1
  0.929099     0.3448   0.133743   0.112349
  0.330739  -0.612839  -0.717663 -0.0809522
 -0.165487   0.711014  -0.683427    1.05483
         0          0          0          1
  0.913963  -0.331982   0.233367  -0.181979
-0.0763174   -0.70544  -0.704649 -0.0731785
  0.398557   0.626213  -0.670082    1.00695
         0          0          0          1
