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.

System Reference: what area are you looking for?
Original Reference: where is the requested area where the hotel is.
0

System Reference: what area are you looking for?
Original Reference: what area for the hotel?.
0

System Reference: x is a restaurant in the expensive price range area x.
Original Reference: x is an expensive restaurant in x near x.

1