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: betelnut is expensively priced in the cow hollow area and does not allow kids.
Original Reference: betelnut is an expensive restaurant that does not allow kid -s in the cow hollow area.
Example Output: 0

Example Input: System Reference: the the inn san francisco, near the mission does offer internet.
Original Reference: i have found the inn san francisco that has internet and is located near the mission.
Example Output: 0

Example Input: System Reference: the big 4 restaurant is a moderate restaurant near nob hill.
Original Reference: the big 4 restaurant is near nob hill and the price range is moderate.
Example Output:
0