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.

Input: Consider Input: Context : Lumileds Lighting was formed in November 1999 as a joint venture between Philips Lighting and Agilent Technologies. 
Subject : Lumileds 
Relation : parent company

Output: What company is Lumileds part of?


Input: Consider Input: 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

Output: Which company is the parent company of Stamicarbon?


Input: Consider Input: Context : By early 1945, over 2,000 M18 recoilless rifles and 800,000 rounds of ammunition were on order. 
Subject : M18 recoilless rifle 
Relation : conflict


Output: Which war did M18 recoilless rifle serve in?