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: what price range are you comfortable with?
Original Reference: what price range would you prefer?.

Output: 1


Input: Consider Input: System Reference: what area are you looking for?
Original Reference: asks for the area.

Output: 0


Input: Consider Input: System Reference: the inn on castro is located in the castro area.
Original Reference: inn on castro is a hotel in the castro plaza.


Output: 0