3
 -0.667085    0.71896   0.195179 -0.0732186
 -0.492979  -0.622439   0.607899 -0.0558009
  0.558542   0.309301   0.769652    1.02819
         0          0          0          1
 -0.967339   0.200708   0.154825  -0.164468
-0.0700363  -0.798633    0.59773   0.165412
  0.243618   0.567365   0.786606   0.847139
         0          0          0          1
  -0.93067  -0.332456   0.152732   0.131983
  0.354601  -0.716899   0.600262  0.0831878
-0.0900676   0.612804   0.785085   0.862274
         0          0          0          1
