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 : The Russian government merged Tupolev with Mikoyan, Ilyushin, Irkut, Sukhoi, and Yakovlev as a new company named United Aircraft Corporation. 
Subject : Tupolev 
Relation : parent company

SOLUTION: What company is Tupolev part of?

PROBLEM: Context : Nabisco opened corporate offices as the National Biscuit Company in the world's first skyscraper, the Home Insurance Building in the Chicago Loop in 1898. 
Subject : Nabisco 
Relation : parent company

SOLUTION: What is Nabisco's parent company?

PROBLEM: Context : In November 1974, British Airways Flight 870 was hijacked shortly after take-off from Dubai for London Heathrow, The Vickers VC10 landed at Tripoli for refuelling before flying on to Tunis. 
Subject : British Airways 
Relation : parent company

SOLUTION:
What company is British Airways part of?