4 Generation Circle Diagram: |
| Bartje Kooy Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannes Kool < Jannigje Kool |
| Johannes Kool Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Bartje Kooy < Jannigje Kool |
| Jannigje Kool Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jacob van Vulpen < Bartje Alida van Vulpen |