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 : William Ross Knudsen (1892-1977) was an American socialist political activist and trade union organizer. 
Subject : William Ross Knudsen 
Relation : residence

Ex Output:
What city is William Ross Knudsen from?


Ex Input:
Context : The Logical Language Group (LLG) began developing Lojban in 1987. 
Subject : Lojban 
Relation : based on

Ex Output:
Which is the basis of Lojban?


Ex Input:
Context : ``The Devil in Iron'' is one of the original stories by Robert E. Howard about Conan the Cimmerian, first published in Weird Tales in August 1934. 
Subject : The Devil in Iron 
Relation : narrative location

Ex Output:

Which place does The Devil in Iron exist in?