instruction:
Generate a correct and concise answer for the question based on the words in the context.
question:
Context : Rytis Vaisvila (born May 23, 1971 in Klaipeda, Lithuania) is a retired Lithuanian basketball player and coach.
Question : What was Rytis Vaisvila's career?
answer:
basketball player

question:
Context : Manthor was the Master of the North-march of Brethil, a part of the forest by the River Sirion nearest to the Ford of Brithiach.
Question : What city is Manthor associated with?
answer:
Brethil

question:
Context : Leon Ehrenpreis (May 22, 1930 - August 16, 2010, Brooklyn) was a mathematician at Temple University who proved the Malgrange--
Question : What was Leon Ehrenpreis's occupation?
answer:
mathematician