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: 77 restaurants do not allow kids in the moderate range.
Original Reference: i know of 77 restaurant -s where kid -s are not allowed and the price range is moderate.

Ex Output:
0


Ex Input:
System Reference: what price range are you comfortable with?
Original Reference: what is the price range you want.

Ex Output:

1