Complex sentence: They were also the subject of a music video produced by Dave Stewart of the Eurythmics in protest of the incarceration of the Angola 3; it features Saul Williams, Nadirah X, Asdru Sierra, Dana Glover, Tina Schlieske, Derrick Ashong and Stewart.
Split into simpler sentences: They were also the subject of a music video produced by Dave Stewart of the Eurythmics in protest of the incarceration of the Angola 3. It features Saul Williams, Nadirah X, Asdru Sierra, Dana Glover, Tina Schlieske, Derrick Ashong and Stewart.