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: source serves pizza food allows kids, and is cheap.
Original Reference: source is a cheap pizza place that allows child -s.

Ex Output:
1


Ex Input:
System Reference: the inn on castro is located in the castro area.
Original Reference: the inn on castro is in the castro area.

Ex Output:
0


Ex Input:
System Reference: da flora a venetian osteria, is a good dinner meal and is cheap.
Original Reference: i have found da flora a venetian osteria, where the price range is cheap, and they serve dinner.

Ex Output:
1