3
  0.647057  -0.760734 -0.0510084  0.0322036
  0.578771    0.44653   0.682375   0.202417
 -0.496329  -0.471057    0.72922   0.967445
         0          0          0          1
  0.903245  -0.429017 0.00963362   0.155163
  0.284571   0.615632   0.734859 -0.0126944
 -0.321198  -0.661016   0.678152    1.11778
         0          0          0          1
 0.945857  0.316005 0.0741269  -0.13932
-0.275407  0.660486  0.698505 0.0269855
 0.171771 -0.681101  0.711756   1.11015
        0         0         0         1
