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 are 4 japanese restaurants in the expensive price range.
Original Reference: there are 4 other restaurant -s that are expensive japanese restaurant -s.

Ex Output:
1


Ex Input:
System Reference: there are no expensively priced restaurants near chinatown.
Original Reference: there are 0 expensive restaurant -s near chinatown.

Ex Output:
1


Ex Input:
System Reference: x is a restaurant and its phone number is x x.
Original Reference: x is a restaurant located at x and its phone number is x.

Ex Output:

1