Étude Op. 25, No. 2, in F minor, is an étude composed by Frédéric Chopin. It was marked 'Presto'. It was preceded by a relative major key. It 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 étude is sometimes known as "The Bees".
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