3
  0.987909  0.0768313  -0.134661  0.0748456
 0.0297026   0.758689   0.650776 -0.0601593
  0.152166  -0.646907   0.747233    1.02194
         0          0          0          1
 -0.646813   0.756486 -0.0967584  -0.173858
 -0.633575   -0.46238   0.620313  0.0555641
  0.424519    0.46253   0.778364   0.867153
         0          0          0          1
-0.949705  0.288069 -0.122784  0.110565
 -0.30255 -0.742966  0.597047  0.164796
 0.080767  0.604167  0.792754   0.82661
        0         0         0         1
