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: what area are you looking for?
Original Reference: what part of town do you want to dine in?.
Example Output: 0

Example Input: System Reference: butterfly serves vietnamese food at a expensive price range.
Original Reference: butterfly is an expensive vietnamese restaurant.
Example Output: 1

Example Input: System Reference: can i double check you want a hotel that has internet?
Original Reference: can i confirm if you are looking for a hotel with internet?.
Example Output:
0