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 ask near where?
Original Reference: where are you looking?.
[EX A]: 0

[EX Q]: System Reference: may i ask near where?
Original Reference: is there a particular attraction you would like to be near?.
[EX A]: 0

[EX Q]: System Reference: what price range are you comfortable with?
Original Reference: is there a price range you prefer?.
[EX A]:
1