3
 -0.721635  -0.671157  -0.169676  -0.112874
  0.484086  -0.664438   0.569371 -0.0334193
 -0.494877    0.32874    0.80438    0.76297
         0          0          0          1
-0.260043 -0.949588   -0.1751  0.173711
 0.736787 -0.312342  0.599656 0.0521377
-0.624117 0.0269242  0.780866  0.739682
        0         0         0         1
 0.371997  -0.89831 -0.233788 0.0839855
 0.758124  0.148703   0.63493 -0.171178
-0.535599 -0.413432  0.736347  0.917185
        0         0         0         1
