3
  0.897081  -0.268671  -0.350803 -0.0533554
  0.432096   0.699431   0.569289   0.313662
 0.0924109  -0.662278   0.743538   0.937187
         0          0          0          1
  0.91247  0.211219 -0.350406 -0.108343
0.0232842  0.828244  0.559884 0.0588295
  0.40848 -0.519037  0.750829   1.09418
        0         0         0         1
 0.642567  0.687694 -0.337913 -0.320164
-0.450738  0.695882  0.559092  0.168995
 0.619632 -0.206944   0.75712  0.901438
        0         0         0         1
