3
  0.859334  -0.502158 -0.0968599    0.02925
  0.389229   0.519335   0.760784   0.149635
 -0.331732  -0.691469   0.641736   0.676144
         0          0          0          1
  0.982899   0.176085  -0.053893 -0.0425959
-0.0755608   0.652542   0.753976 -0.0480672
  0.167931   -0.73701   0.654687   0.900471
         0          0          0          1
   0.86709   0.492816 -0.0727081  -0.259516
 -0.261241   0.574127   0.775971  0.0812682
  0.424155  -0.653843   0.626564   0.721406
         0          0          0          1
