# Willy Ewald Robert Kristiansson <!-- AUTO:BEGIN — generated from GEDCOM; do not edit, overwritten on rebuild --> > 🔵 **Bernstein — Ozzy's side** · Relationship to Ozzy: **2nd cousin 2x removed** **Parents** [[Karl Ewald Kristiansson (b.1903)]] · [[Sylvia K Sara Cholodenko (b.1914)]] **Siblings** [[Sam Kristiansson]] · [[Reuven Biberstein (b.1936)]] *GEDCOM I507660 · Bernstein tree · synced 2026-07-01* <!-- AUTO:END --> ## Research *(your reasoning — preserved across every rebuild)* ## Evidence ## Open questions