3
  0.922175  -0.385215 -0.0346922   0.115845
  0.272392    0.58316   0.765328    0.07877
 -0.274585  -0.715216   0.642704   0.721468
         0          0          0          1
  0.972507   0.230645 -0.0321403 -0.0379553
 -0.128799   0.647718   0.750914  -0.101364
  0.194012  -0.726129   0.659618   0.917915
         0          0          0          1
  0.926693   0.373838 -0.0385352  -0.186061
 -0.216345   0.614494   0.758677  0.0714743
  0.307302  -0.694724   0.650326   0.713602
         0          0          0          1
