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: what area are you looking for?
Original Reference: which area would you prefer?.

Ex Output:
0


Ex Input:
System Reference: x is a japanese restaurant that provides chinese takeaway near x.
Original Reference: x is a restaurant serving japanese food and also serving as a chinese takeaway near x.

Ex Output:
1


Ex Input:
System Reference: what area would you like the restaurant to be in?
Original Reference: in what area were you wanting to dine?.

Ex Output:

1