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: darbar restaurant near nob hill offers cheap food.
Original Reference: darbar restaurant is near nob hill and is cheap.
Example Output: 1

Example Input: System Reference: the address for chow is 215 church street.
Original Reference: the address of chow is 215 church street.
Example Output: 0

Example Input: System Reference: there are 239 restaurants in any price range.
Original Reference: i have found 239 restaurant -s in various price range -s.
Example Output:
1