3
 -0.721902    0.68459   0.100969 -0.0182258
 -0.392046  -0.524847   0.755537  -0.154914
  0.570226   0.505838   0.647279   0.913116
         0          0          0          1
-0.873034  0.480523 0.0831281 -0.100392
-0.252981 -0.592002  0.765202 0.0241854
 0.416909  0.647018  0.638401  0.680501
        0         0         0         1
 -0.914631   0.392888  0.0953394   0.193145
 -0.185834  -0.617989   0.763908 -0.0456676
  0.359049   0.680976   0.638244   0.731016
         0          0          0          1
