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: may i help you further?
Original Reference: do you need any more assistance?.
[EX A]: 1

[EX Q]: System Reference: you would like to search financial district?
Original Reference: you are looking near the financial district, right?.
[EX A]: 0

[EX Q]: System Reference: x is a chinese restaurant in x, near x.
Original Reference: x is a restaurant in x near x providing chinese food.
[EX A]:
1