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 a cheap restaurant near x.
Original Reference: x is a restaurant in the cheap price range near x.
Example Output: 1

Example Input: System Reference: unfortunately 0 restaurants serve cambodian are expensive.
Original Reference: there are no expensive restaurant -s in that price range that serve cambodian food.
Example Output: 0

Example Input: System Reference: what price range are you comfortable with?
Original Reference: would you like the price range?.
Example Output:
1