<P> 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 . </P> <P> Robert Schumann praised this work in a dissertation on the Études; calling it "a poem rather than a study", he coined for it the alternate name "Aeolian Harp". It is also sometimes known as "The Shepherd Boy," following an unsupported tale by Kleczyński that Chopin advised a pupil to picture a shepherd boy taking refuge in a grotto to avoid a storm playing the melody on his flute . </P> <P> This étude comprises a right - hand melody and supportive bass line, the accompaniment consisting of broken chords, provided by the inner voices of both hands, usually in semiquaver - tuplets . The left hand introduces polyrhythyms from time to time . The principal melody is presented by the right hand on the first note of each group of sextuplets, with occasional counter-melodies provided by the inner voices . </P>

Nickname of chopin etude op 25 no 1