instruction:
Generate a correct and concise answer for the question based on the words in the context.
question:
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?
answer:
Alzheimer's disease


question:
Context : Barrio Sésamo (Sesame District or Sesame Neighborhood) was the Spanish version of the popular U.S. children's program Sesame Street. 
Question : Which is the basis of Barrio Sésamo?
answer:
Sesame Street


question:
Context : Ryan Ellis (born January 3, 1991) is a Canadian professional ice hockey defenceman currently playing for the Nashville Predators of the National Hockey League (NHL). 
Question : Which team does Ryan Ellis play for?
answer:

Nashville Predators