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: there is a shanghainese restaurant called bund shanghai restaurant.
Original Reference: bund shanghai restaurant serves shanghainese food.

A: 1
****
Q: System Reference: there are no restaurants in the expensive price range that are good for breakfast.
Original Reference: unfortunately there are no expensive restaurant -s that are good for breakfast.

A: 1
****
Q: System Reference: what type of food would you like to eat?
Original Reference: what food are you looking for.

A:
1
****