3
  0.984116 -0.0746261  -0.161081  0.0255687
  0.170604   0.648477   0.741871   0.155005
 0.0490942  -0.757568   0.650908   0.947015
         0          0          0          1
  0.870939   0.485156 -0.0780387 -0.0716362
 -0.260688   0.590798   0.763545  -0.062371
  0.416543  -0.644657   0.641023    1.11033
         0          0          0          1
  0.49518  0.868389 -0.026409 -0.251342
-0.616971   0.37289  0.693037  0.092164
 0.611673 -0.326884  0.720419  0.937086
        0         0         0         1
