3
 -0.780347  -0.604259   0.161028 -0.0523498
  0.537837  -0.517139   0.665807   0.154461
 -0.319046   0.606167    0.72854   0.911665
         0          0          0          1
  -0.28786  -0.920731   0.263421   0.240546
  0.718719 -0.0259146   0.694817   0.193632
 -0.632914   0.389336   0.669207   0.781796
         0          0          0          1
   0.268138   -0.948091    0.170956    0.172774
   0.651452    0.309173    0.692837 -0.00275421
  -0.709727  -0.0744063    0.700536     1.01574
          0           0           0           1
