3
  0.969367  -0.174777   0.172569 -0.0204584
-0.0698152  -0.869687  -0.488642 0.00158593
  0.235484   0.461626  -0.855248   0.817495
         0          0          0          1
 0.720853 -0.669423  0.179566 -0.204968
-0.525428 -0.696775 -0.488293 -0.212195
 0.451992  0.257639 -0.854006  0.891556
        0         0         0         1
  0.265164  -0.936126   0.230989  -0.305135
 -0.754552  -0.350611  -0.554728  0.0204885
  0.600282 -0.0271992  -0.799325   0.731281
         0          0          0          1
