3
 -0.721164   0.677414   0.145029 -0.0295443
 -0.513831  -0.663456   0.543879  -0.058212
  0.464652   0.317705   0.826537    1.06497
         0          0          0          1
   -0.981018     0.193916 -0.000313965    -0.126599
   -0.168187    -0.850048     0.499131     0.159879
   0.0965226      0.48971     0.866527     0.888927
           0            0            0            1
-0.864324 -0.451122 -0.222336  0.153239
 0.258185 -0.777374  0.573611 0.0871733
-0.431607  0.438382  0.788376  0.924221
        0         0         0         1
