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: x is a restaurant in the expensive price range.
Original Reference: x is a restaurant in the expensive price range.

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: super 8 hotel of san francisco is located at 1015 geary st and the phone number is 4156735232.
Original Reference: the address for super 8 hotel of san francisco is 1015 geary st. and their phone number is 4156735232.

Ex Output:

0