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 were you looking for?.

Output: 0


Input: Consider Input: System Reference: what type of food would you like to eat?
Original Reference: is there a particular type of food you are looking for?.

Output: 1


Input: Consider Input: System Reference: la briciola is near mission bay and does not allow kids for dinner.
Original Reference: la briciola is a nice restaurant that does not allow child -s and is near mission bay and is good for dinner.


Output: 0