3
  0.474395   0.878059  0.0629363  0.0659571
  0.705749  -0.336618  -0.623384 -0.0113121
 -0.526182   0.340147  -0.779379   0.765898
         0          0          0          1
 0.688925  0.724636 0.0168777  0.221921
 0.513503 -0.471499  -0.71694 -0.216001
-0.511563  0.502585 -0.696931  0.892734
        0         0         0         1
  0.995105 -0.0438049 -0.0885858 -0.0729679
-0.0919915   -0.73812  -0.668369  -0.213708
 -0.036109   0.673246  -0.738536   0.919635
         0          0          0          1
