Complex sentence: Ian Sinfield is a former professional rugby league footballer, playing at representative level for Scotland, and at club level for Oldham (twice), Rochdale Hornets (twice), Keighley and Swinton.
Split into simpler sentences: Ian Sinfield is a former professional rugby league footballer. He played at representative level for Scotland, and at club level for Oldham (twice), Rochdale Hornets (twice), Keighley and Swinton.