3
  -0.85557   0.516596  0.0335922  -0.218389
 -0.315401  -0.571613   0.757483 -0.0393519
  0.410514   0.637484   0.651991   0.876401
         0          0          0          1
-0.961677  0.270895 0.0423434 -0.113678
-0.141943 -0.624008  0.768418  0.128327
 0.234583   0.73296  0.638546  0.645485
        0         0         0         1
 -0.734544  -0.678399  0.0148441  0.0799816
  0.391838  -0.406204   0.825507 -0.0144635
 -0.553993   0.612187   0.564198   0.822037
         0          0          0          1
