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 : Slash'EM (Super Lotsa Added Stuff Hack - Extended Magic) is a variant of the roguelike game NetHack that offers extra features, monsters, and items. 
Subject : Slash'EM 
Relation : based on

Ex Output:
The Slash'EM is based upon what?


Ex Input:
Context : ISO 3166-2:MF is the entry for Saint Martin in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1. 
Subject : ISO 3166-2:MF 
Relation : standards body

Ex Output:
Who set the standards for ISO 3166-2:MF?


Ex Input:
Context : Admiral Horacio Rivero, Jr. (May 16, 1910 -- September 24, 2000), was the first Puerto Rican and Hispanic four-star Admiral, and second Hispanic to become a full Admiral in the modern United States Navy. 
Subject : Horacio Rivero, Jr. 
Relation : military branch

Ex Output:

Which military branch is Horacio Rivero, Jr. a part of?