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: please confirm you are looking for the inexpensive range?
Original Reference: just to make sure, you are looking for a inexpensive hotel?.

Ex Output:
0


Ex Input:
System Reference: zero restaurants in the bernal heights area in the expensive price range.
Original Reference: there are no expensive restaurant -s in bernal heights.

Ex Output:
1


Ex Input:
System Reference: where would you like it to be near to?
Original Reference: which area would you like a hotel in?.

Ex Output:
0