Complex sentence: The 2006 FA Community Shield was a football match played at the Millennium Stadium in Cardiff on 13 August 2006 between the 2005--06 Premier League champions Chelsea and 2005--06 FA Cup winners Liverpool.
Split into simpler sentences: The 2006 FA Community Shield was a football match played between the winners of the previous season's Premier League and FA Cup competitions. The match was played between the 2005--06 Premier League champions Chelsea and 2005--06 FA Cup winners Liverpool.