3
  0.986749  -0.146227 -0.0703191   0.114914
  0.161485   0.842851   0.513346   0.185254
-0.0157964  -0.517899   0.855296   0.904566
         0          0          0          1
  0.909097   0.406916   -0.08923 0.00582109
 -0.309252   0.802718    0.50991 -0.0639948
  0.279117  -0.435963   0.855588    1.03598
         0          0          0          1
  0.564272   0.821964 -0.0772782  -0.186786
 -0.690964   0.521415   0.500695    0.12687
  0.451847  -0.229131   0.862168   0.900741
         0          0          0          1
