3
  0.946847  -0.286158  -0.146951  0.0902702
  0.321435   0.823645   0.467214  0.0524401
-0.0126622  -0.489615   0.871847     0.9104
         0          0          0          1
 0.957601   0.25023 -0.142775 0.0232954
-0.154414  0.864178  0.478908 -0.204847
  0.24322 -0.436557  0.866177   1.03844
        0         0         0         1
  0.648222   0.750363  -0.129474  -0.195236
 -0.625387   0.621641   0.471651 -0.0417024
  0.434395  -0.224763   0.872229   0.909585
         0          0          0          1
