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: there are 2 restaurants which serve brunch.
Original Reference: we have 2 restaurant -s that would be good place -s to go for brunch with child -s.

SOLUTION: 1

PROBLEM: System Reference: what area are you looking for?
Original Reference: which area would you prefer?.

SOLUTION: 0

PROBLEM: System Reference: the wharf inn, phone number is 4156737411, and the postcode is 94133.
Original Reference: the wharf inn 's phone number is 4156737411. the postal code is 94133.

SOLUTION:
0