3
    0.8003   0.389486  -0.455873   0.140975
 -0.126823   0.853051   0.506183 -0.0216297
  0.586034  -0.347283   0.732092   0.934223
         0          0          0          1
  0.341601   0.828291  -0.444121  -0.127998
 -0.690217   0.541822   0.479614 -0.0896577
  0.637894   0.142703   0.756787   0.796672
         0          0          0          1
 0.400732  0.796968 -0.451948 0.0255732
-0.643762  0.595924  0.480047   0.16484
 0.651909 0.0985765  0.751863  0.737361
        0         0         0         1
