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

Ex Output:
1


Ex Input:
System Reference: x is a restaurant in the cheap on the riverside area near x.
Original Reference: x is a cheap restaurant in the riverside area near x.

Ex Output:
0


Ex Input:
System Reference: there is a french restaurant called fringale.
Original Reference: fringale serves french food.

Ex Output:

1