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 area would you like to dine in?.
Example Output: 0

Example Input: System Reference: x is a restaurant in the expensive price range.
Original Reference: x is a restaurant in the expensive price range.
Example Output: 1

Example Input: System Reference: fifth floor 's address is hotel palomar 12 fourth street.
Original Reference: the address for fifth floor is hotel palomar 12 fourth street.
Example Output:
1