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: what area you looking for?.

Output: 0


Input: Consider Input: System Reference: angkor borei restaurant, is in the hayes valley or bernal heights call 4155508417.
Original Reference: the angkor borei restaurant is located in the hayes valley or bernal heights area. their phone number is 4155508417.

Output: 1


Input: Consider Input: System Reference: x is a restaurant in x with a moderately priced menu that in the expensive price range.
Original Reference: x is a restaurant in the expensive price range in the x area.


Output: 0