3
  0.923869   -0.33833  -0.178882  0.0359292
  0.378376   0.737358   0.559585     0.1578
-0.0574244  -0.584668   0.809238   0.952331
         0          0          0          1
 0.937609  0.315383 -0.146363 0.0112872
-0.163543  0.771524   0.61482  -0.10743
 0.306827 -0.552525  0.774967   1.06407
        0         0         0         1
  0.565892   0.824477 0.00177768   -0.21933
 -0.667322   0.456758   0.588263  0.0425253
  0.484198   -0.33408   0.808667   0.969272
         0          0          0          1
