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.

[EX Q]: System Reference: there is a sea food restaurant called alamo square seafood grill.
Original Reference: the alamo square seafood grill servers sea food.
[EX A]: 1

[EX Q]: System Reference: i am sorry. i did not find any expensive restaurants in outer richmond.
Original Reference: there are no restaurant -s in the outer richmond area in the expensive price range.
[EX A]: 0

[EX Q]: System Reference: fairmont heritage place c ghirardelli square has a ultra high end price range in the area of russian hill.
Original Reference: the fairmont heritage place c ghirardelli square is in the russian hill area and is in the ultra high end price range.
[EX A]:
0