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.

Example Input: System Reference: there are 4 restaurants that are expensive all meals serve all for all s good for any meal and allow kids.
Original Reference: there are 4 expensive restaurant -s that allows child -s if you do not mind what meal they serve.
Example Output: 0

Example Input: System Reference: no place other than bund shanghai restaurant that serves shanghainese food.
Original Reference: the only place i found is bund shanghai restaurant, it serves shanghainese.
Example Output: 0

Example Input: System Reference: udupi palace, is in mission district that allows children.
Original Reference: i have found a restaurant called udupi palace in the mission district that allows child -s.
Example Output:
1