# Marku Appel
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> 🔵 **Bernstein — Ozzy's side** · Relationship to Ozzy: **6x great-grandfather**
**Children** [[Etje Maria Appel (b.1810)]]
*GEDCOM I517027 · Bernstein tree · synced 2026-07-01*
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## Research
*(your reasoning — preserved across every rebuild)*
## Evidence
## Open questions