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: i am sorry i am not finding any hotels in the opera plaza area.
Original Reference: there is no hotel in opera plaza.
[EX A]: 1

[EX Q]: System Reference: x is a restaurant in the cheap price range, the city area near x, and x.
Original Reference: x is a cheap restaurant in the city centre, near x and x. .
[EX A]: 1

[EX Q]: System Reference: may i ask near where?
Original Reference: what area do you need a hotel.
[EX A]:
0