What we really need is a couple of Pedigree charts that show the full lines to these Lydia and Isaac from the ones that you say are cross related.
The relationship chart only show one leg we need to see the full flow of thing.
Then a couple of descendant charts from Lydia and Isaac showing the downward flow of relationships.
The relationship chart only show one leg we need to see the full flow of thing.
Then a couple of descendant charts from Lydia and Isaac showing the downward flow of relationships.