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

[Q]: Context : Sofia Maria Ekwall, (1826--1897), was a Swedish woman judged for two murders and for the murder of her father. 
Question : Which crime led to the conviction of Sofia Maria Ekwall?
[A]: murder


[Q]: Context : The .30-06 Springfield cartridge (pronounced ``thirty-aught-six'' or ``thirty-oh-six''), 7.62×63mm in metric notation and called ``.30 Gov't '06'' by Winchester, was introduced to the United States Army in 1906 and later standardized; it remained in use until the early 1980s. 
Question : What year did .30-06 Springfield come into use?
[A]: 1906


[Q]: Context : Mathijs Mast (born 14 September 1984) is a former Dutch male beach volleyball and volleyball player. 
Question : Which sex or gender can Mathijs Mast be described as?
[A]:
male