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.

Input: Consider Input: System Reference: x is an italian restaurant in the city centre area near x.
Original Reference: x is an italian restaurant in the city centre near x.

Output: 1


Input: Consider Input: System Reference: what type of food would you like to eat?
Original Reference: what food are you looking for?.

Output: 1


Input: Consider Input: System Reference: so you are looking for something in the pricey price range, is that correct?
Original Reference: so you would like a pricey range?.


Output: 0