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: there are 2 restaurants that does not allow the s in the pacific heights area.
Original Reference: i found 2 restaurant -s that do not allow kid -s in the pacific heights area.
Example Output: 1

Example Input: System Reference: x is a french and continental restaurant near x if in the expensive price range.
Original Reference: x is an expensive french continental restaurant in the x area.
Example Output: 1

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