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 Q]: System Reference: what area are you looking for?
Original Reference: what part of the city are you looking at.
[EX A]: 0

[EX Q]: System Reference: may i help you further?
Original Reference: may i help you further?.
[EX A]: 1

[EX Q]: System Reference: there are 229 restaurants that do not have policys regarding kids.
Original Reference: there are 229 restaurant -s available if you do not mind kid -s are allowed or not.
[EX A]:
1