3
  -0.42363   0.905718 -0.0146156  0.0107834
 -0.656201  -0.295721   0.694226 -0.0218417
  0.624451   0.303685   0.719609    1.06015
         0          0          0          1
 -0.854811   0.516515 -0.0501101  -0.170666
 -0.414239  -0.620992   0.665414   0.129677
  0.312578    0.58956   0.744791   0.875528
         0          0          0          1
 -0.998328  0.0223352 -0.0533185    0.13656
-0.0519989  -0.749925   0.659476   0.169165
-0.0252553   0.661146   0.749832   0.871052
         0          0          0          1
