Étude Op. 25, No. 1 in A-flat major is a solo piano work composed by Frédéric Chopin in 1836, and published in 1837. The work consists entirely of rapid arpeggios and harmonic modulations based on A-flat major.
Marked ‘Presto’, Chopin’s Étude Op. 25, No. 2, in F minor is based on a polyrhythm, with pairs of eighth-note (quaver) triplets in the right hand against quarter-note (crotchet) triplets in the left.
“The Entertainer” is a 1902 classic piano rag written by Scott Joplin. It was sold first as sheet music by John Stark & Son of St. Louis, Missouri,[2] and in the 1910s as piano rolls that would play on player pianos.
The Prelude No. 1 in C Major, BWV 846, is a keyboard composition written by Johann Sebastian Bach. It’s the first prelude from The Well-Tempered Clavier, BWV 846–893, a collection of two sets of preludes and fugues in all 24 major and minor keys.
