3
  0.878529   0.474509 -0.0550298   0.198152
 -0.310898   0.655434   0.688294 -0.0146525
   0.36267  -0.587577   0.723342   0.855623
         0          0          0          1
  -0.20761   0.977425 -0.0392184  -0.104134
 -0.742333  -0.131312   0.657038 -0.0801759
  0.637055   0.165521   0.752837   0.886263
         0          0          0          1
    0.58329    0.811269  -0.0401981 -0.00465905
  -0.572695    0.445846    0.687925    0.134132
   0.576014   -0.378238    0.724668    0.693929
          0           0           0           1
