For 10 points, name this type of short composition whose name implies that it precedes another work.
Three fortissimo chords open one of this type of composition in C sharp minor, one of the most famous works of Rachmaninoff. One of these in D by Frederic Chopin is nicknamed the "Raindrop," and Chopin wrote one for every major and minor key. J.S. Bach wrote two volumes of The Well-Tempered Clavier containing fugues paired with these compositions, and Debussy composed one "to the Afternoon of a Faun." For 10 points, name this type of short composition whose name implies that it precedes another work.
Three fortissimo chords open one of this type of composition in C sharp minor, one of the most famous works of Rachmaninoff.
prelude