::Noise:
800 NORTH QUINCY STREETARLINGTON, VA 22217-5660(street name instead of city name)
BATON, ROUGE, LA 70809-4562 (the city name is separated by a comma)
ROCHESTER, NY 14650-2201 (no leading spaces)
ST. PAUL, MIN 55133-3427 (special)
:: A list of samples extracted from addrline1 are used to summarize the patterns. The samples are in