Complex sentence: Keith Jones is a professional rugby league footballer who played in the 1980s, and 1990s, playing at club level for Stanley Rangers ARLFC, Castleford, and Doncaster.
Split into simpler sentences: Keith Jones is a former professional rugby league footballer who played in the 1980s, and 1990s. He played at club level for Stanley Rangers ARLFC, Castleford, and Doncaster.