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: thai cottage restaurant, is cheap.
Original Reference: thai cottage restaurant is cheap.

SOLUTION: 1

PROBLEM: System Reference: are you looking for breakfast brunch lunch or dinner?
Original Reference: what meal would you like to eat?.

SOLUTION: 1

PROBLEM: System Reference: x is an expensive restaurant near x.
Original Reference: x is a restaurant near x which offers an expensive price range.

SOLUTION:
1