TASK DEFINITION: You are given an original reference as well as a system reference. Your task is to judge the quality of the system reference. If the utterance is grammatically correct and fluent output 1, else output 0.
PROBLEM: System Reference: red door cafe is an cheap restaurant that does not allow children.
Original Reference: red door cafe is a cheap restaurant that does not allow child -s.

SOLUTION: 0

PROBLEM: System Reference: there are 239 restaurants if the area does not matter to you.
Original Reference: there are 239 restaurant -s if you do not care about the area.

SOLUTION: 0

PROBLEM: System Reference: la traviata, is moderate.
Original Reference: la traviata is in the moderate price range.

SOLUTION:
0