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: thep phanom thai restaurant is the only restaurant good for dinner near lower haight and does not allow kids.
Original Reference: i am sorry but there is no place other than thep phanom thai restaurant that is good for dinner, does not allow child -s, and is near lower haight.

Output: 0


Input: Consider Input: System Reference: source serves pizza food allows kids, and is cheap.
Original Reference: source is a cheap pizza place that allows child -s.


Output: 1