3
 -0.648543   0.760797  0.0240833 -0.0704587
 -0.591941  -0.523987   0.612409  -0.142852
  0.478538   0.382917   0.790174   0.893816
         0          0          0          1
  -0.960148    0.279468 -0.00364567    -0.17578
  -0.226572   -0.770646    0.595625   0.0631267
   0.163649    0.572714    0.803255    0.704689
          0           0           0           1
  -0.963266   -0.268526 -0.00364784    0.127648
   0.212521   -0.770525    0.600938   0.0279987
  -0.164179    0.578088    0.799288    0.748534
          0           0           0           1
