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 price range are you comfortable with?
Original Reference: can you give me an idea of how much you want to spend?.

SOLUTION: 1

PROBLEM: System Reference: what area are you looking for?
Original Reference: which area do you want?.

SOLUTION: 0

PROBLEM: System Reference: can you do not care about the area correct?
Original Reference: just to confirm, the area does not matter?.

SOLUTION:
0