instruction:
You will be given a context, a subject and a relation. Your task is to generate a question based on the subject and relation. The generated question should include the given subject. Try to use a minimum number of words that are not present in either context, subject or relation while generating question.
question:
Context : Triumph of the Nerds was written and hosted by Robert X. Cringely (Mark Stephens) and based on his 1992 book Accidental Empires. 
Subject : Triumph of the Nerds 
Relation : based on
answer:
Which is the basis of Triumph of the Nerds?


question:
Context : On November 21, 2013, the official Instagram Beta for Windows Phone was released to Windows Phone 8 to allow Windows Phone users faster access to Instagram services; although, at the time of release, the app was still under development. 
Subject : Instagram 
Relation : parent company
answer:
What is Instagram's parent company?


question:
Context : Luis de Florez was from New York City. 
Subject : Luis de Florez 
Relation : military branch
answer:

In what military branch did Luis de Florez serve?