Input question: What is the basic monetary unit in Vietnam?

Output answer: dong

Input question: Who is the American lead male singer in the Canadian band Arcade Fire?

Output answer: win butler

Input question: In which country was the Russian Revolutionary Leon Trotsky murdered?

Output answer: mexico

Input question: Which was Charles Dickens' first published novel, serialised in 20 monthly parts from April 1836 ?

Output answer:
pickwick papers