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: what area are you looking for?
Original Reference: what area of the city are you looking for?.

Output: 0


Input: Consider Input: System Reference: what area would you like the restaurant to be in?
Original Reference: a restaurant near you?.

Output: 1


Input: Consider Input: System Reference: may i ask near where?
Original Reference: where would you like to search?.


Output: 0