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.

Example Input: System Reference: the intercontinental san francisco is in the pricey price range.
Original Reference: the intercontinental san francisco is a pricey hotel.
Example Output: 0

Example Input: System Reference: there are 54 cheap restaurants where kids are allowed.
Original Reference: there are 54 restaurant -s allow kid -s and are cheap.
Example Output: 1

Example Input: System Reference: darbar restaurant allows children.
Original Reference: yes darbar restaurant allows kid -s.
Example Output:
1