sentences:  Melbourne is the world's oldest professional club of any football code.The club's origins can be traced to an 1858 letter in which Tom Wills, captain of the Victoria cricket team, calls for the formation of a "foot-ball club" with its own "code of laws".An informal Melbourne team played that winter and was officially formed in May 1859 when Wills and three other members codified "The Rules of the Melbourne Football Club"—the basis of Australian rules football.