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?
Original Reference: what area are you searching for?.
0

System Reference: what price range are you comfortable with?
Original Reference: can you please give me a price range?.
0

System Reference: there are 239 restaurants available serving any meal.
Original Reference: there are 239 restaurant -s if you do not care about which meal to dine.

1