3
  0.917437  -0.396692 -0.0307322  0.0898729
  0.251737    0.51891   0.816922   0.118038
 -0.308119  -0.757211   0.575929   0.747936
         0          0          0          1
   0.818385    0.574651 -0.00470659  -0.0139314
  -0.334037    0.482348     0.80979   -0.051035
   0.467617   -0.661148    0.586701    0.985714
          0           0           0           1
   0.855468    0.517841 -0.00397376   -0.206799
  -0.263458     0.44181    0.857551    0.084433
    0.44583   -0.732561    0.514384    0.781541
          0           0           0           1
