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

Input: Consider Input: Context : Xie Zhongbo (Chinese: 谢中博), is a male badminton player from People's Republic of China. 
Question : Which describes the sex or gender of Xie Zhongbo?

Output: male


Input: Consider 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?

Output: 1963


Input: Consider Input: Context : In 1961, the first M79 grenade launchers were delivered to the US Army. 
Question : What year was M79 grenade launcher introduced?


Output: 1961