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: red door cafe is a good restaurant for breakfast in the cathedral hill and does not allow kids.
Original Reference: red door cafe is a good restaurant for breakfast in the cathedral hill and does not allow kid -s.
Example Output: 0

Example Input: System Reference: what area would you like the restaurant to be in?
Original Reference: what area would you like me to search in for a restaurant?.
Example Output: 1

Example Input: System Reference: there are 38 restaurants which serve lunch.
Original Reference: there are 38 restaurant -s that are good for lunch.
Example Output:
1