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 price range are you comfortable with?
Original Reference: what price range of restaurant are you looking for?.
Example Output: 1

Example Input: System Reference: there is a hotel called in the tuscan best western plus and in the area of north beach.
Original Reference: the tuscan best western plus is located in north beach.
Example Output: 0

Example Input: System Reference: are you looking for breakfast brunch lunch or dinner?
Original Reference: what meal are you hungry for?.
Example Output:
1