Question: What is the date of death of the director of film Guitars Sound Softly Through The Night?
Sentence (from "Guitars Sound Softly Through the Night"): Guitars Sound Softly Through the Night (German: Gitarren klingen leise durch die Nacht) is a 1960 Austrian romantic musical film directed by Hans Deppe and starring Fred Bertelmann, Margit Nünke and Vivi Bach.
Relevant evidence: Yes