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

Ex Input:
Context : The Stafford by-election, 1984 was a parliamentary by-election held on 3 May 1984 for the British House of Commons constituency of Stafford. 
Question : What date is associated with Stafford by-election, 1984?

Ex Output:
3 May 1984


Ex Input:
Context : Power Rangers S.P.D. is an American television series and the thirteenth season of the Power Rangers franchise, based on the Super Sentai series, Tokusou Sentai Dekaranger. 
Question : The Power Rangers S.P.D. is based upon what?

Ex Output:
Tokusou Sentai Dekaranger


Ex Input:
Context : Robert Ledley died of Alzheimer's disease in Kensington, Maryland, USA on July 24, 2012. 
Question : Which medical condition does Robert Ledley suffer from?

Ex Output:

Alzheimer's disease