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: what type of food would you like to eat?
Original Reference: i can help you. what type of food would you like to eat?.

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: what area are you looking for?
Original Reference: in what area would you like to find a hotel?.

Ex Output:

0