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 is a hotel called in the inn at the presidio and in the area of presidio.
Original Reference: inn at the presidio in in the presidio area.

SOLUTION: 0

PROBLEM: System Reference: may i ask near where?
Original Reference: i did not understand. what part of the city would you like me to search?.

SOLUTION: 0

PROBLEM: System Reference: there are 239 restaurants in any price range.
Original Reference: there is 239 good restaurant -s if you do not care about the price.

SOLUTION:
1