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.

Input: Consider Input: System Reference: what area are you looking for?
Original Reference: in what area are you looking for?.

Output: 0


Input: Consider Input: System Reference: unfortunately 0 restaurants serve cambodian are expensive.
Original Reference: there are no expensive restaurant -s in that price range that serve cambodian food.

Output: 0


Input: Consider Input: System Reference: franciscan crab restaurant has a expensive allows kids, and is good for dinner.
Original Reference: there is a nice restaurant named franciscan crab restaurant, it is expensive, child friendly, and it specialized in dinner.


Output: 0