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.

System Reference: what area are you looking for?
Original Reference: may i ask which area?.
0

System Reference: x is an italian restaurant in the riverside area near x and x.
Original Reference: x is an italian restaurant in the riverside area near x and x.
1

System Reference: where would you like it to be near to?
Original Reference: what would you like to be near?.
0