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.

[EX Q]: System Reference: there is a spanish restaurant called piperade.
Original Reference: do you want to try piperade, its spanish food.
[EX A]: 1

[EX Q]: System Reference: x is a chinese restaurant near x and x in x near x.
Original Reference: x is a chinese restaurant in the x area near x.
[EX A]: 0

[EX Q]: System Reference: there is no place other than red door cafe that is cheap and a good for brunch.
Original Reference: i apologize, the red door cafe is the only available restaurant that serves brunch in your cheap price range.
[EX A]:
0