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: there are no children allowed at foreign cinema.
Original Reference: foreign cinema does not allow kid -s.
Example Output: 1

Example Input: System Reference: x is a chinese restaurant near x and x in x near x.
Original Reference: x is a chinese restaurant in the x area near x.
Example Output: 0

Example Input: System Reference: may i help you further?
Original Reference: is there anything more i can do?.
Example Output:
1