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.

System Reference: what area are you looking for a hotel in?
Original Reference: would you like to narrow your search down by area?.
0

System Reference: x is a chinese restaurant in x, near x.
Original Reference: x is a chinese restaurant in the x area near x.
1

System Reference: x is a restaurant in x, near to x and x in the expensive price range.
Original Reference: x is an expensive restaurant in x near x and x.

1