The Piano Sonata in C-sharp minor
D. 655 is a
piano sonata written by
Franz Schubert.
Movements
The sonata is incomplete, consisting of only a single movement, and even that was abandoned by the composer before completion. Other hands, such as
Howard Ferguson and
Noël Lee, have attempted to realise Schubert's assumed intentions.
The single fragmentary movement is in C-sharp minor and is in
sonata form, breaking off at the end of the exposition. Schubert uses a
three-key exposition, with a first subject group in the tonic and then a second subject group, first in
E major
E major (or the key of E) is a major scale based on E, consisting of the pitches E, F, G, A, B, C, and D. Its key signature has four sharps. Its relative minor is C-sharp minor and its parallel minor is E minor. Its enharmonic equivalent, ...
(the relative major) and then
G-sharp major
G-sharp major is a theoretical key based on the musical note G, consisting of the pitches G, A, B, C, D, E, and F. Its key signature has six sharps and one double sharp.
Its relative minor is E-sharp minor, which is usually replaced by ...
(the dominant major). Unusually, the second subject group is over four times as long as the first.
References
Sources
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{{Portal bar, Classical music
Piano sonatas by Franz Schubert
Compositions in C-sharp minor
1819 compositions