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: the phone number for eiji is 4155588149.
Original Reference: the phone number for eiji is 4155588149.

SOLUTION: 1

PROBLEM: System Reference: x is a chinese food restaurant near x and x.
Original Reference: x is a chinese food restaurant near x and x.

SOLUTION: 0

PROBLEM: System Reference: additionally the casa melissa and in little italy does not allow dogs.
Original Reference: casa melissa is a hotel in little italy that does not allow dogs.

SOLUTION:
0