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 type of food would you like to eat?
Original Reference: what type of food do you like?.
Example Output: 1

Example Input: System Reference: what area are you looking for?
Original Reference: in what area were you wanting to dine?.
Example 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