TASK DEFINITION: Generate a correct and concise answer for the question based on the words in the context.
PROBLEM: Context : La vie heureuse de Léopold Z (English: The Merry World of Léopold Z) is a 1965 comedy-drama by Gilles Carle that played a key role in efforts to create a popular national cinema in Quebec. 
Question : The main director of La vie heureuse de Léopold Z was who?

SOLUTION: Gilles Carle

PROBLEM: Context : Odelmys Palma López (Spanish pronunciation: (oˈðelmis ˈpalma); born 18 December 1971 in Havana, Ciudad de la Habana) is a retired female javelin thrower from Cuba. 
Question : The sex or gender of Odelmys Palma is what?

SOLUTION: female

PROBLEM: Context : The Northern Railway Bridge (German: Nordbahnbrücke) is a Truss bridge over the Danube in Vienna, Austria. 
Question : What does Northern Railway Bridge cross over?

SOLUTION:
Danube