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: chow serves comfort food.
Original Reference: chow is a nice restaurant that serves comfort food.

Ex Output:
0


Ex Input:
System Reference: thank you the fairmont san francisco allows dogs.
Original Reference: the fairmont san francisco is a hotel that allows dogs.

Ex Output:
0


Ex Input:
System Reference: the phone number for beijing restaurant is 4153338182.
Original Reference: the beijing restaurant phone number is 4153338182.

Ex Output:

1