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: there is no match for a hotel in the upper market area.
Original Reference: i am sorry, but there are no hotel -s in the upper market area.

Output: 0


Input: Consider Input: System Reference: x is an expensive restaurant near x and x.
Original Reference: x is a restaurant near x and x in the expensive price range.

Output: 1


Input: Consider Input: System Reference: no place other than bund shanghai restaurant that serves shanghainese food.
Original Reference: i am sorry but there is only bund shanghai restaurant that serves shanghainese food.


Output: 0