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 an italian restaurant in the city centre area near x.
Original Reference: x is an italian restaurant in the city centre near x.

Ex Output:
1


Ex Input:
System Reference: where would you like it to be near to?
Original Reference: where is that near?.

Ex Output:
0


Ex Input:
System Reference: where would you like it to be near to?
Original Reference: where are you looking.

Ex Output:

0