Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
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Question: Context : Matthias Billen (29 March 1910 -- 1 July 1989) was a German international footballer. 
Answer : 1 July 1989

Answer: When did Matthias Billen's death occur?


Question: Context : NGC 2241 is an open cluster in the constellation Dorado. 
Answer : Dorado

Answer: What constellation does NGC 2241 belong to?


Question: Context : Andrea Riley (born July 22, 1988) is an American professional basketball player, most recently with the Los Angeles Sparks of the Women's National Basketball Association (WNBA). 
Answer : Los Angeles Sparks

Answer:
What team is Andrea Riley on?