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 : Narcissus in Chains is the tenth book in the Anita Blake: 
Subject : Narcissus in Chains 
Relation : series

Output: What is the series that Narcissus in Chains is a part of?


Input: Consider Input: Context : The Yorkshire Mounted Brigade was a formation of the Territorial Force of the British Army, organised in 1908. 
Subject : Yorkshire Mounted Brigade 
Relation : military branch

Output: What army did Yorkshire Mounted Brigade serve in?


Input: Consider Input: Context : Mozi (Chinese: 墨子; pinyin: Mòzǐ; Wade--Giles: Mo Tzu, Lat. as Micius, ca. 470 BC -- ca. 391 BC), original name Mo Di (墨翟), was a Chinese philosopher during the Hundred Schools of Thought period (early Warring States period). 
Subject : Mozi 
Relation : residence


Output: What city is Mozi associated with?