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.

[Q]: System Reference: may i ask near where?
Original Reference: is there an area you would like to look into?.
[A]: 0


[Q]: System Reference: there are 239 restaurants in any price range.
Original Reference: there are 239 restaurant -s if you do not care about the price.
[A]: 1


[Q]: System Reference: zero restaurants in the pacific heights area in the expensive price range.
Original Reference: there are no restaurant -s in the pacific heights area in teh expensive price range.
[A]:
1