You are given an original reference as well as a system generated reference. Your task is to judge the naturaleness of the system generated reference. If the utterance could have been produced by a native speaker output 1, else output 0.

Ex Input:
System Reference: the phone number for beijing restaurant is 4153338182.
Original Reference: the phone number of beijing restaurant is 4153338182.

Ex Output:
1


Ex Input:
System Reference: may i ask near where?
Original Reference: what would you like the hotel to be near?.

Ex Output:
0


Ex Input:
System Reference: there are 239 restaurants in any price range.
Original Reference: we have 239 restaurant -s at various price range -s.

Ex Output:

1