3
 0.501644 -0.636042 -0.586348 -0.170444
 0.851824  0.245007  0.462998  0.190131
-0.150827 -0.731726  0.664702  0.904154
        0         0         0         1
   0.779213    -0.11075   -0.616897  -0.0526324
   0.481985    0.735062    0.476839 -0.00956813
   0.400647   -0.668894    0.626149     1.08209
          0           0           0           1
  0.778586   0.191171   -0.59771  -0.309659
  0.114239   0.893375   0.434547 -0.0924615
  0.617052  -0.406614    0.67373   0.921378
         0          0          0          1
