3
 0.906038 -0.396274 -0.148536 0.0304133
 0.364548  0.552554  0.749526 0.0341368
-0.214943 -0.733247  0.645095   0.79883
        0         0         0         1
   0.973523    0.176947   -0.144714  0.00743815
-0.00722603    0.656584    0.754219   -0.155002
   0.228474   -0.733204    0.640478     1.02737
          0           0           0           1
  0.755816   0.641142  -0.132963  -0.237824
 -0.345933   0.563401   0.750273 -0.0727932
  0.555943  -0.521072    0.64762   0.866171
         0          0          0          1
