Generate a correct and concise answer for the question based on the words in the context.

Q: Context : H Velorum is a star in the constellation Vela. 
Question : Which was the constellation for H Velorum?

A: Vela
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Q: Context : The QBZ-95 was first observed outside China on 1 July 1997, when the United Kingdom transferred the sovereignty of Hong Kong to the People's Republic of China. 
Question : What year was QBZ-95 commissioned?

A: 1997
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Q: Context : Franz Müller (31 October 1840 -- 14 November 1864), was a German tailor who was hanged for the murder of Thomas Briggs, the first killing on a British train. 
Question : Which crime led to the conviction of Franz Müller?

A:
murder
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