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: unfortunately 0 restaurants serve afghan for lunch.
Original Reference: there are 0 restaurant -s that are good for lunch and serve afghan food.
1

System Reference: crustacean restaurant, is good for dinner.
Original Reference: crustacean restaurant is also good for dinner.
1

System Reference: what area would you like the restaurant to be in?
Original Reference: where do you want to dine?.

1