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: la traviata 's address is 2854 mission street, and its phone number is 4152820500.
Original Reference: the address of la traviata is 2854 mission street, and their phone number is 4152820500.

Output: 1


Input: Consider Input: System Reference: beijing restaurant, is near the mission terrace.
Original Reference: the beijing restaurant is near to the mission terrace.

Output: 1


Input: Consider Input: System Reference: x is a restaurant in the centre of town.
Original Reference: x is a restaurant in the city centre.
Output: 1