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: may i ask near where?
Original Reference: where are you looking?.
[EX A]: 0

[EX Q]: System Reference: darbar restaurant allows children.
Original Reference: child -s are allowed at the darbar restaurant.
[EX A]: 1

[EX Q]: System Reference: what area are you looking for?
Original Reference: in which area are you looking for restaurant -s?.
[EX A]:
0