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.

System Reference: what area are you looking for?
Original Reference: what area you looking for?.
0

System Reference: x is a moderately priced restaurant in x and x.
Original Reference: x is a moderately priced restaurant near x and x.
1

System Reference: the restaurant i recommend is zarzuela, it serves basque moderately priced and does not allow children.
Original Reference: zarzuela serves basque food, is in the moderate price range and does not allow child -s.

1