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: there are 2 restaurants that does not allow the s in the pacific heights area.
Original Reference: i found 2 restaurant -s that do not allow kid -s in the pacific heights area.

Output: 1


Input: Consider Input: System Reference: what area are you looking for?
Original Reference: where is the requested area where the hotel is.

Output: 0


Input: Consider Input: System Reference: what price range are you comfortable with?
Original Reference: can you tell me the price range of restaurant you are looking for?.


Output: 1