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.

[EX Q]: System Reference: there are 0 restaurants that are good for lunch and serve afghan food.
Original Reference: there are no restaurant -s good for lunch that serve afghan food.
[EX A]: 0

[EX Q]: System Reference: would you prefer a lunch or dinner place?
Original Reference: would you like a restaurant that is good for lunch or dinner?.
[EX A]: 1

[EX Q]: System Reference: i regret that there are no restaurants near the potrero hill.
Original Reference: there are no restaurant -s near potrero hill.
[EX A]:
1