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 spruce is 4159315100.
Original Reference: the phone number for spruce is 4159315100.

Ex Output:
1


Ex Input:
System Reference: the phone number for canto do brasil restaurant is 4156268727, and the postcode is 94102.
Original Reference: the phone number for canto do brasil restaurant is 4156268727, its postcode is 94102.

Ex Output:
1


Ex Input:
System Reference: what price range are you comfortable with?
Original Reference: what price range are you looking for again?.

Ex Output:

1