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: what type of food would you like to eat?
Original Reference: what food are you interested in?.
[EX A]: 1

[EX Q]: System Reference: what area are you looking for?
Original Reference: what part of town do you want to dine in?.
[EX A]: 0

[EX Q]: System Reference: there are no children allowed at fifth floor.
Original Reference: there are no child -s allowed in fifth floor.
[EX A]:
1