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

[Q]: Context : Once a Cop (Chinese: 超級計劃) is a 1993 Hong Kong action film directed by Stanley Tong and starring Michelle Yeoh. 
Question : Who is the director of the film, Once a Cop?
[A]: Stanley Tong


[Q]: Context : Hermann-Friedrich Joppien (19 July 1912 -- 25 August 1941) was a German Luftwaffe military aviator during World War II, a fighter ace credited with 70 enemy aircraft shot down in roughly 270 combat missions. 
Question : During which historic war was Hermann-Friedrich Joppien an officer?
[A]: World War II


[Q]: Context : Marta Linares de Martinelli (born Marta Linares on September 2, 1956) became the First Lady of Panama on July 1, 2009, when her husband, supermarket magnate, Ricardo Martinelli became President of Panama. 
Question : What is Marta Linares de Martinelli's spouse's name?
[A]:
Ricardo Martinelli