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: i regret that there are no restaurants near the bayview heights.
Original Reference: i could not find any restaurant -s in bayview heights.

SOLUTION: 1

PROBLEM: System Reference: x is a restaurant in x, near to x and x in the expensive price range.
Original Reference: x is an expensive restaurant in x near x and x.

SOLUTION: 1

PROBLEM: System Reference: there are 51 expensively priced restaurants which do a good dinner service.
Original Reference: i found 51 expensive restaurant -s that do a good dinner service.

SOLUTION:
1