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.

[EX Q]: Context : Delta Solar is a public artwork by Venezuelan sculptor Alejandro Otero located outside of the National Air and Space Museum in Washington, DC, United States. 
Subject : Delta Solar 
Relation : collection
[EX A]: What is the name of the place where Delta Solar can be found?

[EX Q]: Context : Henry Keogh (born 1954) is an Australian convicted of murder. 
Subject : Henry Keogh 
Relation : convicted of
[EX A]: For what crime was Henry Keogh prosecuted?

[EX Q]: Context : The Cython programming language is a superset of Python with a foreign function interface for invoking C/C++ routines and the ability to declare the static type of subroutine parameters and results, local variables, and class attributes. 
Subject : Cython 
Relation : based on
[EX A]:
Which is the basis of Cython?