Description:
“Bach - 20 Short Preludes - No. 20 BWV 999” is classified as a Level 4 Piano work worth 4,500 points within the Road to Virtuosity progression system. It is categorized under Composers → Bach, Johann Sebastian and is part of the Baroque collection. The sheet music for “Bach - 20 Short Preludes - No. 20 BWV 999” provided on this website is available for non-commercial use. This means it may be downloaded, printed, studied, and performed for personal or educational purposes, but it may not be sold, redistributed commercially, or used as part of a paid product without permission.
“Bach - 12 Short Preludes No. 3” is a three-page Baroque keyboard prelude in C minor. The piece is built almost entirely from steady broken-note patterns, with the right hand carrying repeated figuration while the left hand supplies bass notes, harmonic support, and occasional moving answers. Instead of presenting a long lyrical melody, the music unfolds through pattern, sequence, and harmonic motion, giving students a concentrated study in evenness, coordination, and Baroque-style direction.
Measures 1–7 introduce the main prelude texture. The right hand moves through repeated broken figures with rests built into the pattern, while the left hand supports with low bass notes and short answering motion. The texture feels controlled and pattern-based, with the harmony giving the phrase its direction.
Measures 8–14 continue the same figuration while moving through darker harmonic color. The right hand keeps the broken-note pattern active, and the left hand answers with small bass movements underneath. The repeated shapes make the music feel steady, but the changing notes and accidentals keep the phrase from sounding static.
Measures 15–24 expand the middle of the prelude. The same right-hand pattern continues across new harmonies, while the left hand shifts through different bass tones and short moving figures. This section gives the piece a longer sense of travel, as the musical material is not replaced by a new theme but carried forward through sequence and harmonic change.
Measures 25–34 continue the sequential motion and gradually push the music toward the final page. The right hand remains active with the same broken-note design, while the left hand provides grounding through repeated bass notes and cadential movement. The texture stays compact, but the range and harmonic direction make the prelude feel more developed than a simple one-page exercise.
Measures 35–42 prepare the final cadence. The broken-note pattern continues, but the harmony begins to point more clearly back toward the closing sonority. The hands continue their steady coordination until the final held chord and fermata give the prelude a clear, firm ending.
Interesting fact: Bach’s short preludes were often connected with teaching and practical keyboard training. This prelude is useful because it teaches students how a single repeated texture can become a complete piece through harmonic direction, sequencing, and cadential shape rather than through obvious melody changes.
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