Complex sentence: In post-war testimony, Morgen claimed the stories of Frau Koch's fetish with lampshades made of human skin were merely a legend: he had personally searched Koch's home near Buchenwald and found nothing of the kind.
Split into simpler sentences: In post-war testimony, Morgen claimed the stories of Frau Koch's fetish with lampshades made of human skin were merely a legend. Morgen had personally searched Koch's home near Buchenwald and found nothing of the kind.