3
  0.931092   0.314283   0.185188   0.112722
  0.364777  -0.805593   -0.46686  0.0487424
0.00245977   0.502242  -0.864724   0.796005
         0          0          0          1
  0.961463  -0.207775   0.180054  0.0632829
-0.0968015  -0.868785  -0.485636  -0.209393
  0.257331   0.449492  -0.855417   0.928662
         0          0          0          1
  0.676728  -0.717348   0.165685  -0.158953
 -0.580437  -0.658281  -0.479333 -0.0594938
  0.452916   0.228208  -0.861852   0.793643
         0          0          0          1
