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: in what area are you looking for?.

A: 0
****
Q: System Reference: thai cottage restaurant, is cheap.
Original Reference: thai cottage restaurant is a nice restaurant in the cheap price range.

A: 1
****
Q: System Reference: unfortunately 0 restaurants serve asian for lunch.
Original Reference: unfortunately there are 0 asian restaurant -s that are good for lunch.

A:
1
****