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: x is a restaurant in the centre of town near x and x.
Original Reference: the restaurant x is in the centre of the city near x and x.
Example Output: 1

Example Input: System Reference: where would you like it to be near to?
Original Reference: would you like a hotel that is nearby?.
Example Output: 0

Example Input: System Reference: there are 239 restaurants in any price range.
Original Reference: okay. there are 239 nice restaurant -s if the price range does not matter.
Example Output:
1