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: 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: aux delices restaurant near russian hill serves vietnamese.
Original Reference: there is a place called aux delices restaurant that serves vietnamese food near russian hill.

Ex Output:
1


Ex Input:
System Reference: there are 239 restaurants if the area does not matter to you.
Original Reference: there are 239 restaurant -s if the area doesn't matter.

Ex Output:
0