Apologies if this isn't the right place to ask this, if there's an r/askarthistorians or something similar I'll move over there.
EDIT: Apparently there is an r/askarthistorians but its totally barren
It was a trump charge. And while I'm not home to cite the source I am fairly sure the charge ended up being centered around displaying lewd pictures to minors. I know this breaks the rules but I spent more time then I care to admit studying egons paintings in school. I'll try to quote the passage when I get home