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.

Ex Input:
System Reference: may i help you further?
Original Reference: would you like more information?.

Ex Output:
1


Ex 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?.

Ex Output:
1


Ex Input:
System Reference: unfortunately 0 restaurants serve french for brunch.
Original Reference: unfortunately there are no french restaurant -s that serve brunch nearby.

Ex Output:
1