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 chinese restaurant in the riverside area.
Original Reference: x is a restaurant near the river and it serves chinese food.

Ex Output:
0


Ex Input:
System Reference: singapore malaysian restaurant, is in the hayes valley or richmond district call 4157509518.
Original Reference: singapore malaysian restaurant is in the hayes valley or richmond district. the phone number is 4157509518.

Ex Output:
0


Ex Input:
System Reference: the name of the restaurant is spruce.
Original Reference: there is a nice restaurant -s named spruce.

Ex Output:

1