Complex sentence: South Australian Grade Cricket (previously known as South Australian District Cricket) is the semi-professional State league based in metropolitan Adelaide, South Australia, it is currently the highest level of cricket played in South Australia outside first class cricket.
Split into simpler sentences: South Australian Grade Cricket (previously known as South Australian District Cricket) is the semi-professional State league based in metropolitan Adelaide, South Australia. It is currently the highest level of cricket played in South Australia outside first class cricket.