3
  -0.81795     0.5516  -0.163386  -0.196819
 -0.524061  -0.597274   0.607144 0.00937918
  0.237315   0.582238   0.777612   0.821426
         0          0          0          1
 -0.98669 -0.108153 -0.121434 0.0561147
 0.010169 -0.786338  0.617713  0.166629
-0.162295  0.608256  0.776972  0.734557
        0         0         0         1
-0.0698441  -0.980698  -0.182629  0.0784801
  0.729547  -0.175077   0.661142 -0.0520204
 -0.680355 -0.0870595   0.727693   0.930964
         0          0          0          1
