3
-0.449366  0.876668  0.171825  0.087037
-0.502621 -0.407112  0.762648  -0.13935
 0.738541  0.256345  0.623574  0.883065
        0         0         0         1
 -0.709714   0.684154   0.168043 -0.0318776
 -0.350644  -0.549935   0.758038  0.0396353
  0.611027   0.479067   0.630191   0.668346
         0          0          0          1
 -0.839465   0.520962   0.154588   0.265289
  -0.23276   -0.60177      0.764 -0.0207873
  0.491041   0.605369   0.626424   0.670864
         0          0          0          1
