3
  0.989253  0.0532482   0.136173   0.208351
 -0.125142   0.789998   0.600203   0.104074
-0.0756168  -0.610793   0.788171   0.821586
         0          0          0          1
 0.775904  0.597165  0.203389 0.0583051
-0.591523  0.576633  0.563556 -0.112093
 0.219255 -0.557575  0.800649  0.965444
        0         0         0         1
  0.359945   0.900812   0.242852 -0.0794384
 -0.839636   0.199284   0.505269   0.122405
  0.406756  -0.385777   0.828086   0.848796
         0          0          0          1
