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: the phone number for crustacean restaurant is 4157762722.
Original Reference: the phone number for crustacean restaurant is 4157762722.

Output: 1


Input: Consider Input: System Reference: city view restaurant, is cheap.
Original Reference: city view restaurant is in the cheap range.

Output: 0


Input: Consider Input: System Reference: there is a chinese restaurant called house of nanking.
Original Reference: house of nanking serves chinese food.


Output: 1