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.

Ex Input:
System Reference: red door cafe, is good for brunch, and no children are allowed.
Original Reference: the red door cafe is a cafe for brunch that does not allow child -s.

Ex Output:
1


Ex Input:
System Reference: may i ask near where?
Original Reference: where are looking for a hotel.

Ex Output:
0


Ex Input:
System Reference: beijing restaurant near outer mission offers cheap food.
Original Reference: beijing restaurant is in the cheap price range near outer mission.

Ex Output:
1