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: city view restaurant, is a nice restaurant that serves dim sum food, the address is 662 commercial street, and the phone number is 4153982838.
Original Reference: city view restaurant serves dim sum. address is 662 commercial street and phone number 4153982838.

Output: 1


Input: Consider Input: System Reference: beijing restaurant is near mission terrace or outer mission.
Original Reference: beijing restaurant is near mission terrace or outer mission.

Output: 0


Input: Consider Input: System Reference: x is a restaurant in the city centre.
Original Reference: x is a restaurant in the city centre.


Output: 1