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: may i help you further?
Original Reference: can i help you with something else?.
1

System Reference: what area are you looking for?
Original Reference: do you care what area you stay in?.
0

System Reference: there are 4 restaurants that serve pizza food.
Original Reference: there are 4 restaurant -s that serve pizza.

0