Prelude No. 23 is based on a four-measure long musical idea made with arpeggios and a short melodic motive. Harmonically, Chopin uses sonorities like added sixths and extensions like the ninth, eleventh and thirteen. The harmonic language is closer to an impressionistic than to a romantic style. The Prelude ends with a dominant seventh chord.
|1 - 4||F Major|
|5 - 8||C Major|
|9 - 12||F Major|
|13 - 16||Bb Major and F major|
|17 - 22||F Major|
These are the first four measures of the prelude.
The musical idea is repeated in C major. This section ends with a dominant chord that brings us back to F major:
The first measures are repeated one octave higher. The section ends with Bb major's dominant chord:
The section starts in Bb major but quickly moves to F major. Note the use of ninths, elevenths and thirteen over the dominant chord. The third of the dominant chord only appears in measure 16:
Measures 5 to 8 are repeated as recapitulation with two extra measures. Surprisingly, the prelude ends with a dominant chord:
Jeannette Fang, piano. Courtesy of MUSOPEN
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