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.

Input: Consider Input: System Reference: there are 4 japanese restaurants in the expensive price range.
Original Reference: there are 4 other restaurant -s that are expensive japanese restaurant -s.

Output: 1


Input: Consider Input: System Reference: there is a hotel called in the ocean park motel and in the area of outer parkside.
Original Reference: the ocean park motel is located in the outer parkside area.

Output: 0


Input: Consider Input: System Reference: x is a chinese food restaurant down by the river.
Original Reference: x is a restaurant near the river and it serves chinese food.


Output: 1