TASK DEFINITION: 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.
PROBLEM: Context : Most TokuMX source files are made available under the terms of the GNU Affero General Public License (AGPL). 
Subject : TokuMX 
Relation : based on

SOLUTION: The TokuMX is based upon what?

PROBLEM: Context : Stamicarbon is the licensing and IP center of Maire Tecnimont SpA and market leader in licensing technology for manufacturing urea as well as provide follow-up services designed to ensure the best possible operation of the urea plant throughout its working life. 
Subject : Stamicarbon 
Relation : parent company

SOLUTION: Which company is the parent company of Stamicarbon?

PROBLEM: Context : Johann Zacherl was born in Munich (Germany) in 1814 and died in Vienna (Austria) in 1888. 
Subject : Johann Zacherl 
Relation : date of death

SOLUTION:
What year did Johann Zacherl die?