3
  -0.57057  -0.819817 -0.0484701  0.0125428
 -0.581445   0.444941  -0.681139  -0.156425
  0.579976  -0.360455  -0.730548     1.0097
         0          0          0          1
 -0.914587  -0.403976 -0.0182792  -0.126302
  -0.29198   0.690955  -0.661308   0.023688
  0.279783  -0.599487  -0.749891   0.819033
         0          0          0          1
  -0.991557    0.129356 -0.00898703    0.177196
    0.10236    0.738311   -0.666647  0.00856766
 -0.0795995   -0.661939   -0.745319    0.833432
          0           0           0           1
