3
 -0.273553  -0.959742 -0.0637535  -0.109588
  0.814166  -0.266333   0.515946   0.215343
 -0.512155  0.0892329   0.854245    1.02579
         0          0          0          1
  0.312933  -0.946005 -0.0845461   0.182506
  0.829957    0.22909   0.508615   0.160502
 -0.461783  -0.229332   0.856834    1.08261
         0          0          0          1
  0.880896  -0.471208  0.0445518 -0.0135595
  0.361481   0.730544   0.579342 -0.0177303
 -0.305538  -0.494236   0.813865    1.17482
         0          0          0          1
