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 is a comfort food restaurant called chow.
Original Reference: chow is a nice restaurant that serves comfort food.
Example Output: 1

Example Input: System Reference: x is a restaurant near x.
Original Reference: x is a restaurant near the x.
Example Output: 1

Example Input: System Reference: no hotel in north beach that does not allow dogs.
Original Reference: i am sorry but there are no hotel -s in the north beach area that do not allow dogs.
Example Output:
0