You are given an original reference as well as a system reference. Your task is to judge the informativeness of the system reference. If the utterance provides all the useful information from the meaning representation output 1, else output 0.

Example Input: System Reference: x is a chinese restaurant in the city centre and riverside area near x.
Original Reference: x is a chinese restaurant in the city centre and riverside areas near x.
Example Output: 1

Example Input: System Reference: what price range are you comfortable with?
Original Reference: what price range would you like this restaurant to be?.
Example Output: 0

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