Complex sentence: Her status as half-Jewish in Germany during the war years had a profound impact on her outlook, what her eventual fate might have been is hard to say as she and other members of her family were on the death list.
Split into simpler sentences: Her status as half-Jewish in Germany during the war years had a profound impact on her outlook. What her eventual fate might have been is hard to say as she and other members of her family were on the death list.