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

[EX Q]: Context : After twelve years of marriage, Hannah Van Buren contracted tuberculosis and died on February 5, 1819, at the age of thirty-five. 
Question : What illness did Hannah Van Buren suffer from?
[EX A]: tuberculosis

[EX Q]: Context : Arthur MacArthur III (June 1, 1876 -- December 2, 1923) was a United States Navy officer, whose active-duty career extended from the Spanish-- 
Question : What military branch did Arthur MacArthur III serve?
[EX A]: United States Navy

[EX Q]: Context : The Nika riots (Greek: Στάσις τοῦ Νίκα Stásis toû Níka), or Nika revolt, took place over the course of a week in Constantinople in AD 532. 
Question : On what date did Nika riots take place?
[EX A]:
532