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: shangri la vegetarian restaurant 's address is 2026 irving street.
Original Reference: shangri la vegetarian restaurant address is 2026 irving street.
Example Output: 1

Example Input: System Reference: the hotel des arts is in the moderate price range.
Original Reference: the hotel des arts is in the moderate price range.
Example Output: 0

Example Input: System Reference: what price range are you comfortable with?
Original Reference: that allows child -s and is good for lunch.
Example Output:
1