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: there are 0 restaurants that are good for lunch and serve afghan food.
Original Reference: there are 0 restaurant -s that are good for lunch and serve afghan food.
Output:
0