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 shangri la vegetarian restaurant is 4157312548.
Original Reference: the phone number for shangri la vegetarian restaurant is 4157312548.

Output: 1


Input: Consider Input: System Reference: darbar restaurant near nob hill offers cheap food.
Original Reference: darbar restaurant is near nob hill and is cheap.

Output: 1


Input: Consider Input: System Reference: x is a japanese food and chinese takeaway restaurant in the city centre area near x.
Original Reference: x is a restaurant in the city centre near x and it serves japanese food and chinese takeaway food.


Output: 1