3
  -0.848281   -0.529531 -0.00402425    -0.11503
  -0.354019    0.572739   -0.739352   -0.118564
   0.393814   -0.625754   -0.673308    0.819432
          0           0           0           1
  -0.999291  -0.0373044 -0.00503418  -0.0205361
  -0.020946    0.662174   -0.749057   0.0584587
  0.0312766   -0.748421   -0.662486    0.592988
          0           0           0           1
-0.562299  0.825894 0.0414573    0.1763
 0.477865  0.365446 -0.798808  -0.08442
-0.674881 -0.429358 -0.600156  0.775435
        0         0         0         1
