3
  0.866456  -0.420402  -0.269286 -0.0739756
  0.497768   0.685873   0.530854   0.166288
-0.0384763  -0.594004   0.803542   0.995291
         0          0          0          1
  0.941915   0.107595  -0.318151 -0.0897102
 0.0887537   0.833876    0.54477 -0.0821441
  0.323913  -0.541364   0.775891    1.14861
         0          0          0          1
 0.752194  0.618684 -0.226791 -0.328306
-0.425979  0.719142  0.548978 0.0232532
 0.502739  -0.31633  0.804481   1.00012
        0         0         0         1
