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: what food are you interested in?.
Example Output: 1

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