Complex sentence: Dennis O'Neill is a professional Rugby League World Cup winning footballer of the 1960s, and 1970s, playing at representative level for Great Britain, and Lancashire, and at club level for Widnes, and Oldham, as a, i.e. number 6.
Split into simpler sentences: Dennis O'Neill is a professional Rugby League World Cup winning footballer of the 1960s, and 1970s. He played at representative level for Great Britain, and Lancashire, and at club level for Widnes, and Oldham, as a, i.e. number 6.