3
  -0.929422    0.368942 -0.00747927   0.0344135
   0.210565    0.513583   -0.831802  -0.0140767
  -0.303045    -0.77467   -0.555022    0.679815
          0           0           0           1
  0.434272   0.900167  0.0332736   0.334282
  0.510932  -0.215734   -0.83211 -0.0298421
  -0.74186   0.378363  -0.553611   0.703694
         0          0          0          1
   0.940151    0.340689 -0.00689131    0.150988
   0.146047   -0.421133   -0.895164   -0.154758
  -0.307874    0.840582   -0.445685    0.912309
          0           0           0           1
