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 if you are seeking something expensive.
Original Reference: x is an expensive restaurant in x.

Ex Output:
1


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

Ex Output:
1


Ex Input:
System Reference: what price range are you comfortable with?
Original Reference: is there a certain price range that you were looking for?.

Ex Output:

1