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 the inn san francisco, near the mission does offer internet.
Original Reference: i have found the inn san francisco that has internet and is located near the mission.
Example Output: 0

Example Input: System Reference: what area are you looking for?
Original Reference: what part of town do you want to dine in?.
Example Output: 0

Example Input: System Reference: i regret that there are no restaurants near the bayview heights.
Original Reference: there are 0 restaurant -s in the bayview heights area.
Example Output:
1