TASK DEFINITION: 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.
PROBLEM: System Reference: there are 239 restaurants in any price range.
Original Reference: i found 239 restaurant -s that fall within any price range.

SOLUTION: 1

PROBLEM: 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.

SOLUTION: 0

PROBLEM: System Reference: fifth floor, is near the financial district or union square.
Original Reference: the fifth floor is near the financial district or union square.

SOLUTION:
1