Complex sentence: He often played and sang along with his father, Ted, who would die of black lung disease in 1959, the result of working for years in the coal mines of Van Lear, Kentucky.
Split into simpler sentences: He often played and sang along with his father, Ted. The elder Mr. Webb would die of black lung disease in 1959; the result of working long, hard years down in the coal mines of Van Lear, Kentucky.