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: the area does not matter?.

A: 0
****
Q: System Reference: what type of food would you like to eat?
Original Reference: i can help you. what type of food would you like to eat?.

A: 1
****
Q: System Reference: may i ask near where?
Original Reference: what place would you like to search for nearby hotel -s?.

A:
0
****