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: the address for the seal rock inn is 545 point lobos ave and the postcode is 94121.
Original Reference: seal rock inn address 545 point lobos ave. postcode 94121.

Ex Output:
0


Ex Input:
System Reference: x is a restaurant in x on and to x.
Original Reference: i recommend x a restaurant near x and x in x.

Ex Output:
0


Ex Input:
System Reference: may i help you further?
Original Reference: can i help you with something else?.

Ex Output:
1