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: what price range are you looking for?
Original Reference: what price range were you looking for?.

SOLUTION: 1

PROBLEM: System Reference: i am sorry i am not finding any hotels in the opera plaza area.
Original Reference: i have no match for a hotel in the opera plaza area.

SOLUTION: 1

PROBLEM: System Reference: x is an italian restaurant in the riverside area takeaway.
Original Reference: x is an italian restaurant near the river serving takeaway pizza too.

SOLUTION:
0