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 x on and to x.
Original Reference: x is a restaurant in x and x, near x. .

Ex Output:
0


Ex Input:
System Reference: lime tree southeast asian kitchen, is a good restaurant that serves malaysian food, especially for lunch.
Original Reference: lime tree southeast asian kitchen is a malaysian restaurant that is good for lunch.

Ex Output:
1


Ex Input:
System Reference: the phone number for source is 4158649000.
Original Reference: to get someone on the phone, call source at 4158649000.

Ex Output:

1