Original sentence: Born in Bonn, his German mother was the classical singer Emmy Kreiten-Barido.His Dutch father Theo Kreiten, was a composer, concert pianist, and writer.His execution triggered a wave of articles in the German press about this "treacherous" artist.Kreiten was reported to the Gestapo by neighbor Ellen Ott-Monecke about making negative remarks about Adolf Hitler and the war effort.Prominent journalist Werner Höfer had to retire in 1987 when his articles about Kreiten became known to a wider public.The family only accidentally learned that Karlrobert had been executed by hanging, with 185 other inmates, at Plötzensee prison
Edited sentence: Born in Bonn, his German mother was the classical singer Emmy Kreiten-Barido, nee Liebergesell and his Dutch father Theo Kreiten, a composer, concert pianist, and writer.He was betrayed by Nazi Ellen Ott-Monecke, who notified the Gestapo about Kreiten making negative remarks about Adolf Hitler and the war effort.His execution triggered a wave of hateful articles in the German press about this "treacherous" artist.Prominent journalist Werner Höfer had to retire in 1987 when his particularly infamous articles about Kreiten became known to a wider public.The family was never notified officially about the judgement, and only accidentally learned that Karlrobert had been executed, with 185 other inmates, at Plötzensee prison