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: please confirm you are looking for the inexpensive range?
Original Reference: just to make sure, you are looking for a inexpensive hotel?.

Output: 0


Input: Consider Input: System Reference: x is a restaurant in the riverside area near x.
Original Reference: i would recommend x a restaurant near x in the riverside.

Output: 1


Input: Consider Input: System Reference: what price range are you comfortable with?
Original Reference: are you asking for a specific price range?.


Output: 1