Complex sentence: Joseph Benson Gilder (June 29,1858--December 9,1936) was an American editor, brother of Richard Watson Gilder and Jeannette Leonard Gilder and the explorer William Henry Gilder.
Split into simpler sentences: Joseph Benson Gilder (June 29,1858--December 9,1936) was an American editor. He was the brother of Richard Watson Gilder and Jeannette Leonard Gilder and the explorer William Henry Gilder.