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.

[EX Q]: Context : Albertina Walker (August 29, 1929 -- October 8, 2010) was an American gospel singer, song writer, actress, and humanitarian. 
Answer : singer
[EX A]: What was Albertina Walker's occupation?

[EX Q]: Context : Museum August Kestner, previously Kestner-Museum, is a museum in Hanover, Germany, founded in 1889. 
Answer : 1889
[EX A]: When did Museum August Kestner open?

[EX Q]: Context : Just Heroes (Chinese: 義膽群英) is a 1989 Hong Kong crime film, directed by John Woo and Wu Ma. 
Answer : Hong Kong
[EX A]:
Which place is Just Heroes in?