Instructions: 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: System Reference: unfortunately 0 restaurants serve shanghainese for dinner.
Original Reference: there are 0 restaurant -s that are good for dinner and serve shanghainese food.
Output:
1