Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Context : Produced by the National Film Board of Canada (NFB) for $74,871, Cry of the Wild was launched in over 500 theatres in the United States, grossed over one million dollars in its opening week, generating a reported $4.5 million to $5+ million in gross box office. 
Answer : National Film Board of Canada
Which production company is involved with Cry of the Wild?

Context : Ivan Fyodorovich Emme (Russian: Иван Фёдорович Эмме; 1763--1839) was a Russian lieutenant general in the Napoleonic Wars. 
Answer : Napoleonic Wars
In which war did Ivan Fyodorovich Emme serve?

Context : Margarete Himmler (née Boden) also known as Marga Himmler (9 September 1893 -- 25 August 1967) was the wife of Reichsführer-SS Heinrich Himmler. 
Answer : Heinrich Himmler

What is Margarete Himmler's spouse's name?