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 : Its complete designation, SKS-45, is an initialism for Samozaryadnyj Karabin sistemy Simonova, 1945 (Russian: Самозарядный карабин системы Симонова, 1945; Self-loading Carbine of (the) Simonov system, 1945). 
Subject : SKS 
Relation : service entry
Which was the official year for the approval of SKS?

Context : The Panzerfaust 3 (Tank fist 3 or ``The German RPG'') is a modern disposable recoilless anti-tank weapon, which was developed between 1978 and 1985 and put into service by the Bundeswehr in 1992. 
Subject : Panzerfaust 3 
Relation : service entry
What year did Panzerfaust 3 come into use?

Context : The Bust of Francesco Barberini is a marble sculpture by the Italian artist Gian Lorenzo Bernini, now in the National Gallery of Art in Washington, D.C.. 
Subject : Bust of Francesco Barberini 
Relation : collection

What is the name of the place where Bust of Francesco Barberini can be found?