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.

Input: Consider Input: System Reference: the phone number for beijing restaurant is 4153338182.
Original Reference: the phone number for the beijing restaurant is 4153338182.

Output: 1


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

Output: 0


Input: Consider Input: System Reference: where is it near?
Original Reference: are you looking near a specific location?.


Output: 1