These URLs are equivalent:

- http://southbendtribune.com/apps/pbcs.dll/article?Date=20060516&Category=News01&ArtNo=605160324

- http://southbendtribune.com/apps/pbcs.dll/article?AID=/20060516/News01/605160324
                                                         YYYYMMDD        YMMDD.sss
                                                            
- http://southbendtribune.com/apps/pbcs.dll/article?AID=2006605160324
                                                        YYYYYMMDD.sss




- http://southbendtribune.com/apps/pbcs.dll/article?AID=/20060319/Opinion04/60319002
                                                         YYYYMMDD           YMMDD.ss
                                            

- http://southbendtribune.com/apps/pbcs.dll/article?AID=200660319002
                                                        YYYYYMMDD.ss



    Y = year
    M = month
    D = day
    . = zero
    s = sequence number