3
 0.885733 -0.428552 -0.178382 0.0401022
 0.449628  0.696551  0.559152  0.160787
-0.115374 -0.575465  0.809647  0.952748
        0         0         0         1
  0.977254     0.1733  -0.122239  0.0310829
-0.0735815    0.81767   0.570966   -0.10215
    0.1989  -0.548983   0.811823     1.0831
         0          0          0          1
  0.680205   0.732249 -0.0336391   -0.21159
 -0.587186   0.571774   0.572963   0.032639
  0.438786   -0.36998   0.818891   0.977999
         0          0          0          1
