3
  0.980249   0.197514  0.0100263    0.15967
  0.153837  -0.729661   -0.66628 -0.0543921
 -0.124284   0.654663  -0.745634   0.665888
         0          0          0          1
   0.959112   -0.282995 -0.00430665   0.0691839
  -0.221287   -0.740313   -0.634798   -0.270787
   0.176456    0.609795   -0.772666     0.84132
          0           0           0           1
 0.573498 -0.817984 -0.044752 -0.126681
-0.649062 -0.420378 -0.634035 -0.096725
 0.499818  0.392665 -0.772008  0.700609
        0         0         0         1
