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: i regret that there are no restaurants near the potrero hill.
Original Reference: there are no restaurant -s in the potrero hill area.
[EX A]: 1

[EX Q]: System Reference: the phone number for beijing restaurant is 4153338182.
Original Reference: the phone number of beijing restaurant is 4153338182.
[EX A]: 1

[EX Q]: System Reference: are you looking for breakfast brunch lunch or dinner?
Original Reference: are you looking for breakfast, brunch, lunch, or dinner?.
[EX A]:
1