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 area are you looking for?
Original Reference: what area do you want.
Example Output: 0

Example Input: System Reference: thep phanom thai restaurant is the only restaurant good for dinner near lower haight and does not allow kids.
Original Reference: thep phanom thai restaurant is the only restaurant good for dinner near lower haight and does not allow kid -s.
Example Output: 0

Example Input: System Reference: a la turca restaurant, is cheap.
Original Reference: a la turca restaurant is a cheap restaurant.
Example Output:
1