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: singapore malaysian restaurant, is in the hayes valley or richmond district call 4157509518.
Original Reference: singapore malaysian restaurant is in the hayes valley or richmond district. their phone number is 4157509518.

Output: 0


Input: Consider Input: System Reference: what area are you looking for?
Original Reference: what part of the city are you looking at.

Output: 0


Input: Consider Input: System Reference: there are no restaurants in the expensive price range that are good for breakfast.
Original Reference: there are no restaurant -s in the expensive price range that are good for breakfast.


Output: 1