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

Ex Output:
1


Ex 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.

Ex Output:
0


Ex Input:
System Reference: what price range are you comfortable with?
Original Reference: can i confirm you would like price range -s?.

Ex Output:

1