Complex sentence: Thomas Green Ryman (October 12,1841--December 23,1904) was a riverboat captain from Tennessee and the person for whom the Ryman Auditorium, a live performance venue and National Historic Landmark in Nashville, was named.
Split into simpler sentences: Thomas Green Ryman (October 12,1841--December 23,1904) was a riverboat captain from Tennessee. He was the person for whom the Ryman Auditorium, a live performance venue and National Historic Landmark in Nashville, was named.