Complex sentence: David "Dai" Smith was a Welsh professional rugby league footballer who played in the 1900s, playing at representative level for the Other Nationalities, and at club level for Salford, as a, i.e. number 1.
Split into simpler sentences: David "Dai" Smith was a Welsh professional rugby league footballer who played in the 1900s. He played at representative level for the Other Nationalities, and at club level for Salford, as a, i.e. number 1.