4 Generation Circle Diagram: |
| Tjitske Wartena Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Age Venema < Sijtje Venema |
| Age Venema Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Tjitske Wartena < Sijtje Venema |
| Sijtje Venema Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Lykele Haarsma < Hinke Haarsma |