question: From what birds are chickens decended from ?
answer: Today 's domestic chicken ( Gallus gallus domesticus ) is mainly descended from the wild red junglefowl of Asia
turker_answer: Today 's domestic chicken ( Gallus gallus domesticus ) is mainly descended from the wild red junglefowl of Asia .
rule-based: Chickens are decended from from today 's domestic chicken ( Gallus gallus domesticus ) is mainly descended from the wild red junglefowl of Asia .