Generate a correct and concise answer for the question based on the words in the context.
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Question: Context : The GCR Class 1 was a class of steam locomotives designed by John G. Robinson for the Great Central Railway, and introduced to service between December 1912 and 1913. 
Question : What was the year that GCR Class 1 entered service?

Answer: December 1912


Question: Context : Diana and Her Companions is a painting by Dutch artist Johannes Vermeer completed in the early to mid-1650s, now at the Mauritshuis museum in The Hague. 
Question : What is the name of the place where Diana and Her Companions can be found?

Answer: Mauritshuis


Question: Context : Petr Prajsler (born September 21, 1965 in Hradec Králové, Czechoslovakia) is a retired Czech ice hockey defenceman who played in the National Hockey League for the Los Angeles Kings between 1987 to 1990 and the Boston Bruins in 1991. 
Question : What team is Petr Prajsler on?

Answer:
Los Angeles Kings