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.

[EX Q]: System Reference: what price range are you comfortable with?
Original Reference: how much would you like to spend?.
[EX A]: 0

[EX Q]: System Reference: x is a restaurant near x and in the centre of town in the cheap price range.
Original Reference: x is a cheaply priced restaurant in the center of the city near x.
[EX A]: 1

[EX Q]: System Reference: we have 3 restaurants listed in the pacific heights area.
Original Reference: there are 3 restaurant -s in teh pacific heights area.
[EX A]:
1