3
  0.980997  -0.188832 -0.0445895 -0.0203072
  0.174831   0.760632   0.625198   0.162093
-0.0841411  -0.621113   0.779191   0.886558
         0          0          0          1
   0.92576   0.370508 -0.0754543  -0.115031
 -0.235383   0.720886   0.651858 -0.0581041
  0.295912  -0.585703   0.754578    1.05859
         0          0          0          1
   0.592468    0.805533 -0.00990389   -0.310002
  -0.626261    0.468277    0.623309    0.110294
   0.506734   -0.363088    0.781913    0.909805
          0           0           0           1
