You are given an original reference as well as a system generated reference. Your task is to judge the naturaleness of the system generated reference. If the utterance could have been produced by a native speaker output 1, else output 0.

Example Input: System Reference: 77 restaurants do not allow kids in the moderate range.
Original Reference: i know of 77 restaurant -s where kid -s are not allowed and the price range is moderate.
Example Output: 0

Example Input: System Reference: are you looking for breakfast brunch lunch or dinner?
Original Reference: what meal are you hungry for?.
Example Output: 1

Example Input: System Reference: there are 2 restaurants which serve brunch.
Original Reference: we have 2 restaurant -s that would be good place -s to go for brunch with child -s.
Example Output:
1