Danlwd Fayl Wywa Wy Py An Direct

So unlikely. Reverse the entire string: "na yp wy awy l yaf dwlnad"

"danlwd fayl wywa wy py an" reversed: "na yp wy awy l yaf dwlnad" – not promising. danlwd fayl wywa wy py an

"wy": w→d, y→b → "db"

Shift right? d → f a → s n → m l → ; w → e d → f → "fsm;ef" – no. So unlikely

"wywa": w→d, y→b, w→d, a→z → "dbdz" ef" – no. "wywa": w→d