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

Q: Context : Nancy Talbot died from complications of Alzheimer's disease on August 30, 2009, at her home in Boulder, Colorado, at the age of 89. 
Question : What led to Nancy Talbot's death?

A: Alzheimer's disease
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Q: Context : ISO 3166-2:SR is the entry for Suriname in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1. 
Question : Who set the standards for ISO 3166-2:SR?

A: International Organization for Standardization
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Q: Context : Demon Apocalypse is the sixth book in Darren Shan's The Demonata series. 
Question : What series is the episode Demon Apocalypse part of?

A:
The Demonata
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