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: may i ask near where?
Original Reference: in which area do you need a hotel?.

Ex Output:
0


Ex Input:
System Reference: just marnee thai and thanh long near outer sunset that serves dinner in the moderate price range.
Original Reference: marnee thai and thanh long are the only 2 moderate -ly priced restaurant -s near outer sunset that are good for dinner.

Ex Output:
0


Ex Input:
System Reference: what price range are you comfortable with?
Original Reference: i am looking for a restaurant in the civic center.

Ex Output:
1