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 area are you looking for?
Original Reference: what area do you want to search for a hotel?.

Ex Output:
0


Ex Input:
System Reference: sotto mare serves sea food food at a cheap price range.
Original Reference: sotto mare is a cheap sea food restaurant.

Ex Output:
1


Ex Input:
System Reference: may i ask near where?
Original Reference: in which area do you need a hotel?.

Ex Output:

0