TASK DEFINITION: Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
PROBLEM: Context : The Nika riots (Greek: Στάσις τοῦ Νίκα Stásis toû Níka), or Nika revolt, took place over the course of a week in Constantinople in AD 532. 
Answer : 532

SOLUTION: On what date did Nika riots take place?

PROBLEM: Context : Dominique Prieur (born 1949) is a French military officer who was convicted of manslaughter over her part in the sinking of the Rainbow Warrior. 
Answer : manslaughter

SOLUTION: Which crime Dominique Prieur is considered to have commited?

PROBLEM: 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. 
Answer : Windows 8.1

SOLUTION:
The Windows 10 is based upon what?