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

Example 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?
Example Output: 1963

Example Input: Context : Cyclura rileyi cristata, commonly known as the White Cay Iguana or Sandy Cay Rock Iguana, is a critically endangered subspecies of lizard of the genus Cyclura native to a single cay in the Bahamas: 
Question : What level is Cyclura rileyi cristata's iucn conservation status?
Example Output: critically endangered

Example Input: Context : Peter Reville (5 October 1904 -- 4 March 1970), Christened ``Henry James'', but adopted his father's Christian name, was an Australian rules footballer who played with South Melbourne and Fitzroy in the Victorian Football League (VFL). 
Question : What was Peter Reville's career?
Example Output:
Australian rules footballer