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: x is a chinese restaurant near the river.
Original Reference: there is a chinese restaurant on the riverside called x.

Output: 1


Input: Consider Input: System Reference: what area are you looking for?
Original Reference: where would you like it to be located?.

Output: 0


Input: Consider Input: System Reference: shangri la vegetarian restaurant is in the area of hayes valley or golden gate park hill, its phone number is 4157312548.
Original Reference: the phone number of shangri la vegetarian restaurant in the area of hayes valley or golden gate park is 4157312548.


Output: 0