Mozart - Piano Sonata in B flat, K. 333: movement I
- Created by: Francisca
- Created on: 05-04-13 21:13
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- Mozart - Piano Sonata in B flat, K. 333: movement I
- Background
- The 1st movement of a Classical three movement sonata
- Composed in 1783
- Intended as much for domestic/instructional purposes as concert use
- Rhythm and metre
- Quadruple common time
- Use of Anacrusis
- Syncopation in the 1st subject and continuous semiquavers in the second subject
- Melody
- Typical classical phrasing at the opening of the second subject
- First subject contrasts, it contains a four-bar phrase, answered by a six-bar extension
- Opens diatonically, but chromatic inflections are frequent
- Melodies are often extended by use of sequences
- Ornamentation; appoggiaturas (both diatonic and chromatic) and use of turns
- Harmony
- Functional with cadences
- Use of classical cadential 6/4
- Other features:
- Appoggiatura chord
- Diminished 7th chord
- Augmented 6th chord
- Tonality
- Clearly defined
- Modulation used to define structure
- Structure
- Sonata form
- 1-63: Exposition
- 1-10: First subject - B flat
- 10-22: Transistion
- 23-63: Second subject with codetta - F major
- 63-93: Development - various F, F inor, C minor, B flat, G minor, dominant preparation
- 93-165: Recapitulation- B flat
- Instrumentation
- Use of fortepiano as opposed to harpsichord
- Five octave range
- Texture
- Various forms of melody-dominated homophony
- Right hand carries the melody throughout
- Consists of only two lines, left hand uses broken chord accompaniment or Alberti bass
- Alberti bass - form of broken chord accompaniment in which the figuration consists of a recurring four note pattren in the order low high middle high
- Densest chord used at the start of the second subject
- Occasionally right hand plays octaves
- Background
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