My Beautiful Dark Twisted Fantasy
"Power" contains elements from "It's Your Thing," performed by Cold Grits; elements of "Afromerica," written by Francois Bernheim, Jean-Pierre Lang, and Boris Bergman, and performed by Continent Number 6; and material sampled from "21st Century Schizoid Man," composed by  Robert Fripp, Michael Giles, Greg Lake, Ian McDonald, and Peter Sinfield, and performed by King Crimson.