3
  0.989271  -0.122362 -0.0798108   0.139423
  0.145285   0.766765   0.625272   0.159555
-0.0153132  -0.630159   0.776315   0.866386
         0          0          0          1
  0.907332   0.420267 -0.0111737  0.0505438
  -0.32481   0.717625   0.616047 -0.0867083
  0.266922  -0.555329   0.787631    1.00613
         0          0          0          1
 0.535834  0.842808 0.0505614 -0.141794
 -0.71276  0.419426  0.562188  0.097398
  0.45261 -0.337278  0.825463  0.875636
        0         0         0         1
