2
  0.913269 -0.0103287   0.407226  -0.253155
  0.250151  -0.774768  -0.580654 0.00695055
  0.321503   0.632161  -0.704988   0.860257
         0          0          0          1
 0.786086 -0.473883  0.396867 -0.353452
-0.217903 -0.813292 -0.539514 -0.232402
 0.578435  0.337626 -0.742579  0.980965
        0         0         0         1
