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 Input:
Context : Delta Air Lines Flight 9570 crashed on 30 May 1972 at the Greater Southwest International Airport in Fort Worth, Texas, while conducting a training flight. 
Subject : Delta Air Lines Flight 9570 
Relation : point in time

Ex Output:
The date of Delta Air Lines Flight 9570?


Ex Input:
Context : Moisis Michail Bourlas (Greek: Μωυσής Μιχαήλ Μπουρλάς; May 9, 1918 -- March 17, 2011) was a Greek Jewish member of the World War II resistance. 
Subject : Moisis Michail Bourlas 
Relation : conflict

Ex Output:
In what war did Moisis Michail Bourlas fight?


Ex Input:
Context : Established in 1930 and constructing commercial vehicles, Bedford Vehicles was a leading international truck brand, with substantial export sales of light, medium, and heavy trucks throughout the world. 
Subject : Bedford Vehicles 
Relation : parent company

Ex Output:

Which company is the parent company of Bedford Vehicles?