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.

Example Input: System Reference: beijing restaurant 's address is 1801 alemany blvd.
Original Reference: the address for beijing restaurant is 1801 alemany blvd.
Example Output: 1

Example Input: System Reference: what area are you looking for?
Original Reference: what area were you looking for?.
Example Output: 0

Example Input: System Reference: chenery park, is in the are of glen park.
Original Reference: chenery park is restaurant in the glen park area.
Example Output:
0