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.

Q: System Reference: what area are you looking for?
Original Reference: where do you wish to locate a hotel?.

A: 0
****
Q: System Reference: may i help you further?
Original Reference: may i help you further?.

A: 1
****
Q: System Reference: hyatt regency san francisco is in the pricey price range.
Original Reference: hyatt regency san francisco is a pricey hotel in the area.

A:
0
****