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: x is a restaurant near x, x and near x.
Original Reference: x is one of those restaurants in the x and x areas near x.
[EX A]: 1

[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: may i ask near where?
Original Reference: could you tell me the location you are looking for?.
[EX A]:
0