Task: Question Generation
Input (English): Context : Vampire in Venice (Nosferatu a Venezia), also known as Nosferatu in Venice, is an Italian horror film released in 1988 and directed by Augusto Caminito, starring Klaus Kinski, Christopher Plummer and Donald Pleasence. 
Subject : Vampire in Venice 
Relation : based on
Output (English): Which is the basis of Vampire in Venice?