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.

Q: System Reference: i am sorry but there are no hotels in the north beach area that do not allow dogs.
Original Reference: there are no hotel -s in the north beach area that allow dogs.

A: 0
****
Q: System Reference: what area are you looking for?
Original Reference: what are do you want to stay in.

A: 0
****
Q: System Reference: i am sorry there is no information on the riverside, near x.
Original Reference: i am sorry there is no information matching the constraints in the riverside area near x.

A:
1
****
