Chord Distribution Analysis

Chord SymbolCountFrequency
Gbmaj7#11316.7%
Dm7316.7%
Fmaj7211.1%
Ebmaj7#11211.1%
Cm715.6%
Bbm715.6%
Am715.6%
Bbmaj715.6%

Key Patterns Detected

PatternFunctionFrequency
Em7b5 -> A7b9Setup (Minor Key)1
A7b9 -> Dm7Resolution (Minor)1

Harmonic Highlights:

  • Prominent use of major 7#11 chords (e.g., Gbmaj7#11, Ebmaj7#11) creating non-functional, chromatic mediant relationships.
  • Frequent “sideslipping” between Fmaj7 and these chromatic major chords, often interrupting expected functional progressions.
  • Alternation between clear functional harmony (e.g., Em7b5-A7b9-Dm7) and extended non-diatonic movements.
  • The Gbmaj7#11 chord acts as a signature chromatic device, often appearing abruptly to disrupt tonal expectations.

Improvisation Focus: Navigating rapid, non-functional modal shifts, particularly emphasizing Lydian sounds.

Difficulty Rating: 5 (Advanced). The constant chromaticism and non-functional harmony demand advanced ear training and harmonic awareness for improvisation.