Schubert’s preference for moving keys by thirds (E-flat to G-flat or B/C-flat) rather than the traditional circle of fifths.
The frequent interplay between major and minor modes. schubert impromptu op 90 no 2 harmonic analysis
Schubert begins with a simple I - V7 - I progression in E-flat major. However, he quickly introduces chromatic passing tones within the scales to blur the lines of the key. Schubert’s preference for moving keys by thirds (E-flat
On paper, E-flat major and B minor are distantly related. However, Schubert treats them as enharmonic neighbors. He uses G-flat (the 3rd of E-flat minor) as a pivot to F-sharp , which becomes the dominant (V) of B minor. schubert impromptu op 90 no 2 harmonic analysis