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: would you like to narrow your search down by area?.

Output: 0


Input: Consider Input: System Reference: mochica serves peruvian and is good for dinner.
Original Reference: mochica is a good restaurant that serves peruvian food, especially for dinner.

Output: 0


Input: Consider Input: System Reference: marlowe, is in the hayes valley or mission bay call 4159745599.
Original Reference: the marlowe is in the hayes valley or mission bay area. the phone number is 4159745599.


Output: 1