4 Generation Circle Diagram: |
| Ytje Systsma Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Obbe de Roos < Gaatske de Roos |
| Obbe de Roos Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Ytje Systsma < Gaatske de Roos |
| Gaatske de Roos Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jan Theunis Norbruis < Obbe Norbruis |