3
  0.961882  -0.265067 -0.0672521   0.144053
 -0.246951  -0.736311  -0.629969  0.0300502
  0.117465   0.622564  -0.773703   0.694886
         0          0          0          1
    0.6675  -0.741018 -0.0730438 -0.0665375
 -0.606658  -0.484332  -0.630388  -0.123124
  0.431752   0.465097  -0.772836   0.842945
         0          0          0          1
  0.149868  -0.984159 -0.0947104  -0.144923
 -0.764802 -0.0546873   -0.64194  0.0796703
  0.626591   0.168641  -0.760884   0.633158
         0          0          0          1
