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 area are you looking for?
Original Reference: where do you wish to locate a hotel?.

Output: 0


Input: Consider Input: System Reference: thank you the grand hyatt san francisco allows dogs.
Original Reference: grand hyatt san francisco is a hotel where dogs are allowed.

Output: 0


Input: Consider Input: System Reference: what area are you looking for?
Original Reference: what area would you like?.
Output: 0