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: there is a hotel called in the inn at the presidio and in the area of presidio.
Original Reference: inn at the presidio in in the presidio area.

Output: 0


Input: Consider Input: System Reference: x is a chinese restaurant in x, near x.
Original Reference: x is a restaurant near x in the x area that serves chinese food.


Output: 1