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 54 cheap restaurants where kids are allowed.
Original Reference: there are 54 restaurant -s allow kid -s and are cheap.
Example Output: 1

Example Input: System Reference: where would you like it to be near to?
Original Reference: do you want to know if any hotel -s are nearby?.
Example Output: 0

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