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: can i double check you want a hotel that has internet?
Original Reference: sorry, would you like a hotel that has internet?.
[EX A]: 0

[EX Q]: System Reference: there is no match for a hotel in the upper market area.
Original Reference: i am sorry, but there are no hotel -s in the upper market area.
[EX A]: 0

[EX Q]: System Reference: x is a restaurant in x, near x.
Original Reference: x is a restaurant in the x area near x.
[EX A]:
1