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: what type of food would you like to eat?
Original Reference: what food are you looking for?.
[A]: 1


[Q]: System Reference: x is a chinese restaurant in the riverside near x and x in the riverside area near x.
Original Reference: x is a chinese restaurant in the riverside area near x and x.
[A]: 0


[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