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 Input:
System Reference: what area are you looking for?
Original Reference: what area were you looking for?.

Ex Output:
0


Ex Input:
System Reference: the phone number for hakkasan is 4158298148.
Original Reference: the phone number for hakkasan is 4158298148.

Ex Output:
1


Ex Input:
System Reference: what price range are you comfortable with?
Original Reference: what is your desired price range?.

Ex Output:

0


