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: source serves pizza food allows kids, and is cheap.
Original Reference: source is a cheap pizza place that allows child -s.
[EX A]: 1

[EX Q]: System Reference: butterfly serves vietnamese food at a expensive price range.
Original Reference: butterfly is an expensive vietnamese restaurant.
[EX A]: 1

[EX Q]: System Reference: the mandarin oriental c san francisco is near financial district.
Original Reference: we recommend the mandarin oriental c san francisco. it is near the financial district.
[EX A]:
0