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 shangri la vegetarian restaurant is 4157312548.
Original Reference: the phone number for shangri la vegetarian restaurant is 4157312548.

Ex Output:
1


Ex Input:
System Reference: what area are you looking for?
Original Reference: would you like to search in a more specific area?.

Ex Output:
0


Ex Input:
System Reference: may i ask near where?
Original Reference: what area do you want to be near?.

Ex Output:

0