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: x is a moderately priced near x on and riverside.
Original Reference: x is a restaurant in the moderate price range near the x in the riverside area.

Ex Output:
0


Ex Input:
System Reference: what area are you looking for?
Original Reference: this is the hotel information system. you can ask for hotel -s by price range, whether they accepts card -s or have internet.

Ex Output:
0


Ex Input:
System Reference: michael mina restaurant, is near the union square.
Original Reference: the michael mina restaurant is near to union square.

Ex Output:

1