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: aux delices restaurant near russian hill serves vietnamese.
Original Reference: there is a place called aux delices restaurant that serves vietnamese food near russian hill.
[EX A]: 1

[EX Q]: System Reference: source 's address is 11 division street.
Original Reference: source is located at 11 division street.
[EX A]: 1

[EX Q]: System Reference: skool, is expensively prices and does not allow children.
Original Reference: skool is expensive and does not allow child -s.
[EX A]:
1