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.

Let me give you an example: System Reference: x is a reasonably priced fast food restaurant down by river cheap.
Original Reference: x is a cheap fastfood restaurant located near the riverside.
The answer to this example can be: 1
Here is why: The system reference could have been uttered by a native speaker.

OK. solve this:
System Reference: the phone number for chez maman is 4158247166.
Original Reference: chez maman number is 4158247166.
Answer:
1