in the Ahentafel it displays as "same as person no: nnnnn, would that be the correct interpretation?
When I look at the Ahentafel numbers (which directly reflect generations) i can sometimes see 3 generations difference between person A in one line and their secondary instance in the other line.
the quandary is that this person could (and this may be a stretch) thier own father in law?
Yes it did keep me awake last night!
Back to the question, from a DNA perspective, pedigree collapse clearly suggests that traditional methods get a bit screwed up?