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: singapore malaysian restaurant, is in the hayes valley or richmond district call 4157509518.
Original Reference: singapore malaysian restaurant is in the hayes valley or richmond district. their phone number is 4157509518.

SOLUTION: 0

PROBLEM: System Reference: what price range are you comfortable with?
Original Reference: can i confirm you are looking for price range -s?.

SOLUTION: 1

PROBLEM: System Reference: i am sorry, i cannot find any restaurants that serve steak food and are cheap.
Original Reference: i am sorry. there are no cheap restaurant -s that serve steak.

SOLUTION:
0