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

Context : Balamani Amma died on 29 September 2004 after having suffered from Alzheimer's disease for nearly five years. 
Question : What medical condition did Balamani Amma have at the end of his life?
Alzheimer's disease

Context : The Baptism of the Eunuch is a 1626 painting by the Dutch artist Rembrandt van Rijn, owned by the Museum Catharijneconvent in Utrecht since 1976. 
Question : What is the name of the place where The Baptism of the Eunuch can be found?
Museum Catharijneconvent

Context : To encourage the adoption of Windows 10, Microsoft announced that during its first year of availability, upgrades to the operating system would be made available free of charge to users of genuine copies of eligible editions of Windows 7, and Windows 8 after update to Windows 8.1. 
Question : The Windows 10 is based upon what?

Windows 8.1

