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: do you not to restaurant restaurants that are?
Original Reference: can i confirm that you do not care about the area?.
[EX A]: 0

[EX Q]: System Reference: may i help you further?
Original Reference: would you like more information?.
[EX A]: 1

[EX Q]: System Reference: so you are looking for something in the pricey price range, is that correct?
Original Reference: do you want a hotel in the pricey price range?.
[EX A]:
0