3
  -0.865097   -0.495524  -0.0778681 -0.00720432
  -0.359418    0.720646   -0.592865  -0.0989909
   0.349894   -0.484898   -0.801529     1.01326
          0           0           0           1
  -0.999037   0.0361799  -0.0248114  -0.0188754
  0.0438536    0.808037   -0.587497    0.124039
-0.00120706    -0.58802   -0.808846    0.822064
          0           0           0           1
  -0.842269    0.535549  -0.0614058    0.243324
     0.4662    0.666498   -0.581755 0.000950152
  -0.270631   -0.518621   -0.811044    0.900489
          0           0           0           1
