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 no children allowed at butterfly.
Original Reference: no, butterfly does not allow kid -s.

Ex Output:
1


Ex Input:
System Reference: the phone number for crustacean restaurant is 4157762722.
Original Reference: the phone number to crustacean restaurant is 4157762722.

Ex Output:
1


Ex Input:
System Reference: sushi bistro, is near inner richmond, does not allow kids, and is cheap.
Original Reference: sushi bistro is a cheap restaurant near inner richmond where no kid -s are allowed.

Ex Output:

1