TASK DEFINITION: You are given an original reference as well as a system generated reference. Your task is to judge the naturaleness of the system generated reference. If the utterance could have been produced by a native speaker output 1, else output 0.
PROBLEM: System Reference: may i ask near where?
Original Reference: can i confirm what area you are looking for a hotel near?.

SOLUTION: 0

PROBLEM: System Reference: there are 2 restaurants that does not allow the s in the pacific heights area.
Original Reference: i found 2 restaurant -s that do not allow kid -s in the pacific heights area.

SOLUTION: 1

PROBLEM: System Reference: lucky creation restaurant serves vegetarian food at a cheap price range.
Original Reference: lucky creation restaurant is a cheap restaurant that serves vegetarian food.

SOLUTION:
1