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

[Q]: Context : Mary, Crown Princess of Denmark, Countess of Monpezat, R.E. (née Mary Elizabeth Donaldson; born 5 February 1972 in Hobart, Tasmania, Australia) is the wife of Frederik, Crown Prince of Denmark. 
Question : What is Mary, Crown Princess of Denmark's spouse's name?
[A]: Frederik, Crown Prince of Denmark


[Q]: Context : The 1935 Quetta earthquake (Urdu: بلوچستان زلزلہ‎) occurred on 31 May 1935 between 2:33 am and 3:40 am at Quetta, Balochistan, British Raj (now part of Pakistan). 
Question : What date is associated with 1935 Quetta earthquake?
[A]: 31 May 1935


[Q]: Context : Roland Boyes (12 February 1937 -- 16 June 2006) was a British Labour Party politician, amateur photographer and, in retirement, a fundraiser for research into Alzheimer's disease. 
Question : What medical condition did Roland Boyes have?
[A]:
Alzheimer's disease