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: which area would you prefer?.
Example Output: 0

Example Input: System Reference: what type of food would you like to eat?
Original Reference: can i confirm that you are requesting food?.
Example Output: 1

Example Input: System Reference: there are 2 peruvian restaurants which do good for dinner.
Original Reference: there are 2 restaurant -s that serve good peruvian food for dinner.
Example Output:
1