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: there are no children allowed at butterfly.
Original Reference: no, butterfly does not allow kid -s.
Example Output: 1

Example Input: System Reference: there is a hotel called in the san remo hotel and in the area of north beach.
Original Reference: the san remo hotel is in the north beach area.
Example Output: 0

Example Input: System Reference: where would you like it to be near to?
Original Reference: what would you like to be near?.
Example Output:
0