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.

[EX Q]: System Reference: what area are you looking for?
Original Reference: where would you like a restaurant?.
[EX A]: 0

[EX Q]: System Reference: what area are you looking for?
Original Reference: this is the hotel information system. you can ask for hotel -s by price range, whether they accepts card -s or have internet.
[EX A]: 0

[EX Q]: System Reference: what area would you like the restaurant to be in?
Original Reference: please specify your area of interest.
[EX A]:
1