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.

Input: Consider Input: System Reference: what area are you looking for?
Original Reference: what area would you like to dine?.

Output: 0


Input: Consider Input: System Reference: what price range are you comfortable with?
Original Reference: please specify you price range?.

Output: 1


Input: Consider Input: System Reference: there is a hotel called in the tuscan best western plus and in the area of north beach.
Original Reference: the tuscan best western plus north beach.
Output: 0