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 price range are you comfortable with?
Original Reference: what price range would you prefer?.

Ex Output:
1


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

Ex Output:
0


Ex Input:
System Reference: x is a japanese restaurant in the city centre that offers chinese takeaway.
Original Reference: x is a japanese restaurant in the centre of the city that offers chinese takeaway.

Ex Output:

1