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 price range are you comfortable with?
Original Reference: any other price range you are interested in?.
1

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

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