TASK DEFINITION: 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.
PROBLEM: System Reference: what area are you looking for?
Original Reference: what area were you looking for?.

SOLUTION: 0

PROBLEM: System Reference: can i please double check you want a hotel near the haight area?
Original Reference: are you looking near haight?.

SOLUTION: 0

PROBLEM: System Reference: are you looking for breakfast brunch lunch or dinner?
Original Reference: are you looking for a restaurant that serves breakfast, brunch, lunch, or dinner.

SOLUTION:
1