Complex sentence: Spencer Dryden (7 April 1938--11 January 2005) was an American musician best known as the drummer for Jefferson Airplane, New Riders of the Purple Sage, The Dinosaurs, and The Peanut Butter Conspiracy.
Split into simpler sentences: Spencer Dryden (7 April 1938--11 January 2005) was an American musician best known as the drummer for Jefferson Airplane. He also played with New Riders of the Purple Sage, The Dinosaurs, and The Peanut Butter Conspiracy.