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

Example Input: System Reference: what area are you looking for?
Original Reference: may i ask which area?.
Example Output: 0

Example Input: System Reference: where is it near?
Original Reference: what is it near by?.
Example Output:
1