4 Generation Circle Diagram: |
| Aafje Roker Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Tijs Zwart < Louwrens "Louris" Zwart |
| Tijs Zwart Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Aafje Roker < Louwrens "Louris" Zwart |
| Louwrens "Louris" Zwart Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Hiltje de Leeuw < Trijntje Zwart |