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: x is a restaurant in the city centre.
Original Reference: x is a restaurant in the city centre.
1

System Reference: darbar restaurant allows children.
Original Reference: child -s are allowed at the darbar restaurant.
1

System Reference: there is no match for a hotel in the upper market area.
Original Reference: i am sorry, but there are no hotel -s in the upper market area.
0