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: source, is in the are of hayes valley or showplace square.
Original Reference: source is easily found in the hayes valley or showplace square area.
1

System Reference: what price range are you comfortable with?
Original Reference: what price range are you looking for.
0

System Reference: what price range are you comfortable with?
Original Reference: i am sorry, but what price range are you looking for?.

0