Complex sentence: Will Hopkins was a Welsh professional rugby league footballer of the 1900s, playing at representative level for Wales, and at club level for Aberdare, as a, i.e. number 7.
Split into simpler sentences: Will Hopkins was a Welsh professional rugby league footballer of the 1900s. He played at representative level for Wales, and at club level for Aberdare, as a, i.e. number 7.