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: may i ask near where?
Original Reference: what area would you like?.

SOLUTION: 0

PROBLEM: System Reference: x is an italian restaurant in x near to x and x.
Original Reference: x is an italian restaurant in x near x and x.

SOLUTION: 0

PROBLEM: System Reference: what price range are you looking for?
Original Reference: would you like a price range?.

SOLUTION:
1