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 spanish restaurant called piperade.
Original Reference: do you want to try piperade, its spanish food.

A: 1
****
Q: System Reference: x is a restaurant in x, near to x and x.
Original Reference: x is a restaurant in the x area, near x and x. .

A: 1
****
Q: System Reference: what price range are you comfortable with?
Original Reference: are you looking for a certain price range?.

A:
1
****