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 phone number for canto do brasil restaurant is 4156268727, and the postcode is 94102.
Original Reference: the phone number for canto do brasil restaurant is 4156268727, its postcode is 94102.
Example Output: 1

Example Input: System Reference: may i ask near where?
Original Reference: what area of the city are you looking for.
Example Output: 0

Example Input: System Reference: there is a chinese restaurant on x called x.
Original Reference: x is a chinese restaurant in the x area.
Example Output:
0