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.

Context : ISO 3166-2:BA is the entry for Bosnia and Herzegovina 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:BA 
Relation : standards body
Who set the standards for ISO 3166-2:BA?

Context : Gabriele Reuter (8 February 1859 -- 16 November 1941) was a German writer. 
Subject : Gabriele Reuter 
Relation : sex or gender
Which gender is Gabriele Reuter?

Context : Beyond the Poseidon Adventure is a 1979 American adventure film, a sequel to the 1972 film The Poseidon Adventure. 
Subject : Beyond the Poseidon Adventure 
Relation : based on

Which is the basis of Beyond the Poseidon Adventure?