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: you want a hotel in the cathedral hill?
Original Reference: just to make sure you are looking for something in the cathedral hill area?.
Example Output: 0

Example Input: System Reference: may i ask near where?
Original Reference: where are looking for a hotel.
Example Output: 0

Example Input: System Reference: what area are you looking for?
Original Reference: what area are you searching for a restaurant in?.
Example Output:
0