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

Input: Consider Input: Context : Yu Hiu Tung (Chinese: ; pinyin: Yu Xiaodong; Jyutping: jyu4 hiu2 dung1; born 5 February 1984) is a professional tennis player from Hong Kong.
Question : What city is Yu Hiu Tung from?

Output: Hong Kong

Input: Consider Input: Context : John Anthony Walker, Jr. (July 28, 1937 -- August 28, 2014) was a United States Navy Chief Warrant Officer and communications specialist convicted of spying for the Soviet Union from 1968 to 1985.
Question : What armed force was John Anthony Walker in?

Output: United States Navy

Input: Consider Input: Context : In the Bedroom is a 2001 American crime drama film directed by Todd Field, and dedicated to Andre Dubus, whose short story Killings is the source material on which the screenplay, by Field and Robert Festinger, is based.
Question : The In the Bedroom is based upon what?
Output: Killings