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 do you want to search for a hotel?.
0

System Reference: what type of food would you like to eat?
Original Reference: what food are you looking for?.
1

System Reference: what type of food would you like to eat?
Original Reference: are you wondering about the food?.

1