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: the name of the restaurant is shangri la vegetarian restaurant.
Original Reference: shangri la vegetarian restaurant is a nice restaurant.
Example Output: 1

Example Input: System Reference: the inn on castro is located in the castro area.
Original Reference: there is the inn on castro in the castro neighborhood.
Example Output: 0

Example Input: System Reference: there is a hotel called in the inn at the presidio and in the area of presidio.
Original Reference: i have found the inn at the presidio in the area of presidio.
Example Output:
0