On Wednesday, August 30, 2017 at 2:28:15 PM UTC-7, wjhonson wrote: > But you can identify which parent was the source of a snippet of DNA > Not sure what you're saying there. > > The entire point of Autosomal is that you can identify from where a > snippet comes. Only if you have both parents' data already in hand, and even then population homozygosity means that for most of the DNA you may not be able to tell anyhow, not that it matters. I see little point in continuing this. Your grand plan for DNA-based medieval genealogy is both impractical and impossible. taf