3
  0.574862  -0.815818 -0.0630524  0.0888733
  0.692864   0.444332   0.567898   0.161614
 -0.435285   -0.37015    0.82068    1.00607
         0          0          0          1
    0.92215   -0.386819 -0.00321172    0.221528
   0.309476    0.732738    0.606069  -0.0473093
  -0.232086   -0.559881    0.795405     1.16296
          0           0           0           1
  0.974052   0.182206   -0.13425 -0.0862165
-0.0666014   0.797678   0.599394 -0.0428472
  0.216302    -0.5749   0.789115    1.13217
         0          0          0          1
