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: no place other than bund shanghai restaurant that serves shanghainese food.
Original Reference: bund shanghai restaurant is the only restaurant listed serving shanghainese food.
Example Output: 0

Example Input: System Reference: may i ask near where?
Original Reference: should it be close to any particular location?.
Example Output: 0

Example Input: System Reference: there is a hotel called in the st regis san francisco and in the area of financial district south.
Original Reference: the st regis san francisco is near the financial district south.
Example Output:
0