Generate a correct and concise answer for the question based on the words in the context.

Ex Input:
Context : Auguste Deter (German pronunciation: (aʊ̯ˈɡʊstə ˈdeːtɐ); 16 May 1850 -- 8 April 1906) is the first person diagnosed with Alzheimer's disease. 
Question : What led to Auguste Deter's death?

Ex Output:
Alzheimer's disease


Ex Input:
Context : Shiira used WebKit for rendering and scripting. 
Question : Which is the basis of Shiira?

Ex Output:
WebKit


Ex Input:
Context : William C. Arthur (4 July 1830 -- 15 November 1886) was a Royal Navy officer who was the namesake of the English name for Lüshunkou, Port Arthur, which changed hands between China, Imperial Russia, Japan, and the Soviet Union between 1894 and 1945. 
Question : What military branch did William C. Arthur belong to?

Ex Output:

Royal Navy