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 food are you looking for?.
Example Output: 1

Example Input: System Reference: where would you like it to be near to?
Original Reference: should it be close to any particular location?.
Example Output: 0

Example Input: System Reference: what price range are you comfortable with?
Original Reference: could you please give me an idea of what price -s?.
Example Output:
1