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.

Example Input: System Reference: there is a hotel called in the inn on castro and in the area of the castro.
Original Reference: the inn on castro is in the castro area.
Example Output: 0

Example Input: System Reference: there are 2 basque restaurant do not allow kids in the moderate price range.
Original Reference: 2 moderate -ly priced restaurant -s were found that serve basque but not allow child -s.
Example Output: 1

Example Input: System Reference: can i double check you want a hotel that has internet?
Original Reference: do you need internet access?.
Example Output:
0