3
 -0.442081   0.877828  -0.184345 -0.0246627
 -0.732639  -0.234807   0.638831 -0.0878981
  0.517498   0.417473   0.746935   0.924874
         0          0          0          1
-0.845078  0.492752 -0.207458 -0.191131
-0.506703 -0.614361  0.604824 0.0633093
 0.170574  0.616243  0.768862  0.723918
        0         0         0         1
 -0.977688 -0.0145194   -0.20956   0.108238
  -0.11672  -0.791883   0.599415   0.127146
  -0.17465   0.610501    0.77252   0.769555
         0          0          0          1
