3
  0.396238  -0.755165  -0.522228   0.112093
 -0.833957 -0.0580861  -0.548765  -0.198585
  0.384074   0.652956  -0.652791    0.85978
         0          0          0          1
 -0.151877  -0.847167  -0.509158  -0.112419
 -0.719565   0.447927  -0.530648 0.00125424
  0.677613   0.285778  -0.677621   0.862897
         0          0          0          1
-0.245684 -0.808131 -0.535317  0.121681
-0.652351  0.546314 -0.525337    0.0196
 0.716992  0.220148 -0.661405  0.663469
        0         0         0         1
