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 is a comfort food restaurant called chow.
Original Reference: chow is a nice restaurant with comfort food.
Example Output: 1

Example Input: System Reference: what area are you looking for?
Original Reference: would you like to search in a more specific area?.
Example Output: 0

Example Input: System Reference: there is a hotel called in the inn on castro and in the area of the castro.
Original Reference: the inn on castro is in the castro.
Example Output:
0