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: do you not to restaurant restaurants that are?
Original Reference: can i confirm that you do not care about the area?.

A: 0
****
Q: System Reference: x is a restaurant in citycentre and x.
Original Reference: x is a restaurant located near x in the city's centre.

A: 1
****
Q: System Reference: may i help you further?
Original Reference: what is your question again?.

A:
1
****