3
  0.916808   0.392321  0.0744837   0.117208
 -0.339285   0.666919   0.663404 -0.0983415
  0.210593  -0.633486   0.744545    0.97509
         0          0          0          1
 -0.124106    0.99075  0.0548796  -0.193219
 -0.770624  -0.131078   0.623665 -0.0999067
   0.62509   0.035109   0.779763   0.989806
         0          0          0          1
 0.148448  0.983666  0.101808 -0.041884
-0.751784 0.0453674  0.657847 0.0938045
 0.642483 -0.174193  0.746239  0.813029
        0         0         0         1
