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 type of food would you like to eat?
Original Reference: i can help you. what type of food would you like to eat?.

Ex Output:
1


Ex Input:
System Reference: the richmond has 2 locations in hayes valley or inner richmond, the address is 615 balboa street, and the phone number is 4153798988.
Original Reference: the richmond is in hayes valley or inner richmond. the address is 615 balboa street and the phone number is 4153798988.

Ex Output:
1


Ex Input:
System Reference: the phone number for osha thai is 4152789991.
Original Reference: you can call osha thai at 4152789991.

Ex Output:

1