Original: Wunderlich's promising career was cut short by an accident: he fell from a stairway in a friend's country house in Oberderdingen near Maulbronn, and died in the University Clinic of Heidelberg just days before his 36th birthday.
Simplified: Wunderlich was becoming world famous when he died from an accident: he fell down the stairs of a friend's hunting house and died just before his 36th birthday.