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: there is a shanghainese restaurant called bund shanghai restaurant.
Original Reference: there is a place called bund shanghai restaurant that serves shanghainese food.

Ex Output:
1


Ex Input:
System Reference: x is a restaurant in x with a moderately priced menu that in the expensive price range.
Original Reference: x is a restaurant in x if you are seeking something expensive.

Ex Output:
0


Ex Input:
System Reference: what area are you looking for?
Original Reference: what area are you looking for.

Ex Output:

0


