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: zero restaurants in the bernal heights area in the expensive price range.
Original Reference: there are 0 restaurant -s in the bernal heights area in the expensive price range.

Ex Output:
1


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: there is a indonesian restaurant called borobudur restaurant.
Original Reference: borobudur restaurant serves indonesian food.

Ex Output:

1