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: what price range are you comfortable with?
Original Reference: would you like to hear the restaurant -s price range?.
Example Output: 1

Example Input: System Reference: michael mina restaurant 's address is 335 powell street.
Original Reference: the address for michael mina restaurant is 335 powell street.
Example Output: 1

Example Input: System Reference: spruce, is in the presidio heights area with a expensive price range.
Original Reference: there is a nice restaurant called spruce near presidio heights that is expensive.
Example Output:
1