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

Ex Input:
Context : The M-63 Plamen (English: Flame) is a 128mm multiple rocket launcher developed in 1963 in Yugoslavia for use in the Yugoslav People's Army.
Question : What year was M-63 Plamen commissioned?

Ex Output:
1963

Ex Input:
Context : The QBZ-95 was first observed outside China on 1 July 1997, when the United Kingdom transferred the sovereignty of Hong Kong to the People's Republic of China.
Question : What year was QBZ-95 commissioned?

Ex Output:
1997

Ex Input:
Context : It is a subsidiary of AMR Eagle Holdings Corporation which operates American Eagle Airlines Inc., and Executive Airlines Inc. Both are subsidiaries of AMR Corporation, the parent of American Airlines.
Question : Which company is the parent company of Executive Airlines?

Ex Output:
AMR Corporation