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: what area would you like the restaurant to be in?
Original Reference: what is the area of the restaurant you are looking for?.
Example Output: 1

Example Input: System Reference: he red victorian bed breakfast and arts cafe is located near haight.
Original Reference: the red victorian bed breakfast and arts cafe is near haight.
Example Output: 0

Example Input: System Reference: are you looking chinese or singaporean, a restaurant that allows kids or you do not care?
Original Reference: do you prefer chinese or singaporean?.
Example Output:
0