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: there is a hotel called in the metro hotel and in the area of alamo square.
Original Reference: metro hotel is in the area of alamo square.

Ex Output:
0


Ex Input:
System Reference: what area are you looking for?
Original Reference: what area would you like to dine?.

Ex Output:
0


Ex Input:
System Reference: dosa on fillmore near lower pacific heights offers expensive food.
Original Reference: dosa on fillmore is an expensive restaurant near lower pacific heights.

Ex Output:
1