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 not any information if the hotel drisco in the pacific heights area allows dogs.
Original Reference: hotel drisco in pacific heights does not allow dogs.
Example Output: 0

Example Input: System Reference: what price range are you comfortable with?
Original Reference: what is the price range?.
Example Output: 1

Example Input: System Reference: x is a restaurant in x.
Original Reference: x is a restaurant in x.
Example Output:
1