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 name of the restaurant is shangri la vegetarian restaurant.
Original Reference: shangri la vegetarian restaurant is a nice restaurant.

Output: 1


Input: Consider Input: System Reference: what area are you looking for?
Original Reference: which area do you want?.

Output: 0


Input: Consider Input: System Reference: x is an italian restaurant in x.
Original Reference: x is a restaurant that serves italian food in the x area.


Output: 1