3
 -0.741346   0.664482  0.0941743  0.0194007
 -0.513413  -0.651894   0.558069 0.00830093
  0.432219   0.365372   0.824434    1.04081
         0          0          0          1
 -0.976095    0.21709  0.0105219 -0.0788338
 -0.176937  -0.821806   0.541598   0.205371
  0.126222   0.526789   0.840572   0.836826
         0          0          0          1
 -0.947085  -0.315478 -0.0591973   0.213341
  0.230198  -0.796091   0.559685   0.155049
 -0.223695   0.516442   0.826589   0.893305
         0          0          0          1
