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: beijing restaurant 's address is 1801 alemany blvd.
Original Reference: the address for beijing restaurant is 1801 alemany blvd.

Ex Output:
1


Ex Input:
System Reference: what area are you looking for?
Original Reference: what are do you want to stay in.

Ex Output:
0


Ex Input:
System Reference: i'm no venues in the x area near x.
Original Reference: i am sorry there is no information about a venue in the x area near x.

Ex Output:

0