3
 0.738368  0.637947 -0.218716  0.198055
-0.454283  0.710186  0.537832 -0.155157
 0.498437 -0.297759  0.814187  0.856319
        0         0         0         1
  0.221715    0.94495  -0.240648 -0.0914181
 -0.787796   0.319021   0.526881  -0.144156
  0.574648  0.0727643   0.815159   0.753134
         0          0          0          1
 0.121309  0.964409 -0.234948  0.111887
-0.818291  0.231142  0.526283 0.0682376
 0.561858  0.128413  0.817207  0.683121
        0         0         0         1
