Complex sentence: Williams attributes much of his success to Madison Swartz a youngster he saw bowling at Seminole Lanes, and he adopted a portion of his form to modify his approach and release, and has won more tournaments since that day then the previous three years.
Split into simpler sentences: Williams attributes much of his success to Madison Swartz, a youngster he saw bowling at Seminole Lanes. He adopted a portion of Madison's form to modify his approach and release, and has won more tournaments since that day than in the previous three years.