3
  0.865007  -0.499947 -0.0426091  0.0930479
  0.423097   0.681115   0.597554   0.134698
 -0.269723  -0.534916   0.800696   0.897789
         0          0          0          1
  0.998441  0.0553708 0.00711508   0.104495
-0.0478629   0.783439   0.619622 -0.0952939
 0.0287347  -0.618997   0.784868    1.07857
         0          0          0          1
  0.818199   0.574747 -0.0146978  -0.164352
 -0.448498    0.65405   0.609154  0.0141261
  0.359722  -0.491817   0.792916   0.981385
         0          0          0          1
