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 are 2 new american restaurants in the moderate price range and does allow children.
Original Reference: we have 2 child friendly restaurant -s that are in the moderate price range and serve new american food.
Example Output: 0

Example Input: System Reference: i regret that there are no restaurants near the bayview heights.
Original Reference: i could not find any restaurant -s in bayview heights.
Example Output: 1

Example Input: System Reference: what price range are you comfortable with?
Original Reference: what kind of price range did you want?.
Example Output:
1