Complex sentence: Her first bust was of Harriet Tubman, which measured eight inches in height; she has also created busts of W. E. B. Du Bois, Paul Robeson, George Washington Carver, and Frederick Douglass, which have been displayed in notable public places.
Split into simpler sentences: Her first bust was of Harriet Tubman, which measured eight inches in height. She has also created busts of W. E. B. Du Bois, Paul Robeson, George Washington Carver, and Frederick Douglass, which have been displayed in notable public places.