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: what area are you looking for?
Original Reference: what area specifically are you interested in?.

Ex Output:
0


Ex Input:
System Reference: there are no expensively priced restaurants near chinatown.
Original Reference: there are 0 expensive restaurant -s near chinatown.

Ex Output:
1


Ex Input:
System Reference: where would you like it to be near to?
Original Reference: is there an area you would like to look into?.

Ex Output:

0