3
  0.979283  -0.141747  -0.144611  0.0245134
  0.199541   0.553938   0.808292   0.120438
-0.0344679  -0.820403   0.570746   0.808636
         0          0          0          1
  0.837923   0.540473 -0.0759909 -0.0639337
 -0.245267    0.49726   0.832212 -0.0661626
  0.487575  -0.678691   0.549225    1.00905
         0          0          0          1
  0.55388   0.83219 0.0259914 -0.246798
 -0.53621  0.332656   0.77577 0.0661392
 0.636942  -0.44362  0.630481  0.826297
        0         0         0         1
