Original sentence: A rivalry with Aldershot Town grew for the brief time Aldershot played in the Isthmian League.Billericay have a great rivalry with Chelmsford City.Locally there was a competitive rivalry with Basildon United but as the two clubs have not played at the same level for around 30 years this rivalry is largely forgotten.They also maintain a rivalry with fellow Essex club Canvey Island.This ended when Aldershot were promoted
Edited sentence: Many Blues would consider Canvey Island as our modern day 'real' rivals whilst some will look north to Chelmsford, albeit as a more recent conflict.More traditionally it would been Basildon United and Heybridge Swifts but as Billericay scaled the leagues so the likes of Bishop's Stortford and then Aldershot Town entered the fray.The nature of non-league football can see rivalries be transient with new ones yet to be formed.There are many