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: x is an italian restaurant in the city centre area near x.
Original Reference: x is an italian restaurant in the city centre near x.
Example Output: 1

Example Input: System Reference: the name of the restaurant is beijing restaurant.
Original Reference: the beijing restaurant is a nice restaurant.
Example Output: 1

Example Input: System Reference: there are 2 basque restaurant do not allow kids in the moderate price range.
Original Reference: 2 moderate -ly priced restaurant -s were found that serve basque but not allow child -s.
Example Output:
1