Fantasia No. 4 in C minor, K. 475 is a piece of music for solo piano composed by

Wolfgang Amadeus Mozart Wolfgang Amadeus Mozart (27 January 17565 December 1791), baptised as Joannes Chrysostomus Wolfgangus Theophilus Mozart, was a prolific and influential composer of the Classical period. Despite his short life, his rapid pace of composition r ...

in Vienna on 20 May 1785. It was published as Opus 11, in December 1785, together with the Sonata in C minor, K. 457, the only one of Mozart's piano sonatas to be published together with a work of a different genre. Starting in the

key Key or The Key may refer to: Common meanings * Key (cryptography), a piece of information that controls the operation of a cryptography algorithm * Key (lock), device used to control access to places or facilities restricted by a lock * Key (map ...

of C minor, the piece is marked ''

Adagio Adagio (Italian for 'slowly', ) may refer to: Music * Adagio, a Tempo#Basic tempo markings, tempo marking, indicating that music is to be played slowly, or a composition intended to be played in this manner * Adagio (band), a French progressive m ...

'' but then, after a section in D major, moves into an ''allegro'' section which goes from A minor to G minor, F major, and then F minor. It then moves into a fourth section in

B major B major (or the key of B) is a major scale based on B. The pitches B, C, D, E, F, G, and A are all part of the B major scale. Its key signature has five sharps. Its relative minor is G-sharp minor, its parallel minor is B minor, and its ...

marked ''Andantino'' and then moves to a ''più allegro'' section starting in G minor and

modulating In music, modulation is the change from one tonality ( tonic, or tonal center) to another. This may or may not be accompanied by a change in key signature (a key change). Modulations articulate or create the structure or form of many pieces, as ...

through many keys before the opening

theme Theme or themes may refer to: * Theme (arts), the unifying subject or idea of the type of visual work * Theme (Byzantine district), an administrative district in the Byzantine Empire governed by a Strategos * Theme (computing), a custom graphical ...

returns in the original key of C minor. Most of the music is written with no sharps or flats in the key signature and uses accidentals—only the fourth section, in B major, is given a key signature. The Austrian composer

Ignaz von Seyfried Ignaz Xaver, Ritter von Seyfried (15 August 1776 – 27 August 1841) was an Austrian musician, conductor and composer. He was born and died in Vienna. According to a statement in his handwritten memoirs he was a pupil of both Wolfgang Amadeus Mo ...

combined this work with the Sonata in C minor, K. 457 and produced a four-movement arrangement for orchestra, the "Grande Fantaisie" in C minor.

References

External links

*
Recordings and discography
at the ''Neue Mozart-Ausgabe'' *
Performance of Fantasy and Sonata by Paavali Jumppanen
from the Isabella Stewart Gardner Museum in MP3 format
Fantasia K.475
from Article o
AllAboutMozart.com
Compositions for solo piano Compositions by Wolfgang Amadeus Mozart 1785 compositions Mozart 4 Compositions in C minor {{Classical-composition-stub