Chord Distribution Analysis

Chord SymbolCountFrequency
Fm7412.5%
Bb739.4%
Gm739.4%
Dm7b526.2%
Db7b526.2%
Cm726.2%
F726.2%
C726.2%

Key Patterns Detected

PatternFunctionFrequency
Fm7 -> Bb7Setup (Major Key)3
Cm7 -> F7Setup (Major Key)2
Gm7 -> C7Setup (Major Key)2
C7 -> Fm7Resolution (Minor)2
Bb7 -> Ebmaj7Resolution (Major)1
D7b9 -> GmResolution (Minor)1
Gm7 -> C7b9Setup (Major Key)1
C7b9 -> Fm7Resolution (Minor)1

Harmonic Highlights:

  • Features a chromatic descent in Dm7b5, Db7b5, Cm7, functioning as a complex iiø7-V7b5-i related movement towards C minor.
  • Employs frequent ii-V-I progressions, notably Fm7, Bb7, Ebmaj7, indicating secondary tonicizations and momentary modulations.
  • Showcases a sophisticated minor tonic elaboration with Gm, Gmaug, Gm6, Gm7 building tension towards the C7 dominant of F minor.
  • Includes chromatic dominant 7th movements (A7, Ab7, D7b9), creating diverse harmonic color and potential for varied resolutions.

Improvisation Focus: Altered Scales over dominant chords.

Difficulty Rating: 4/5 - The frequent modulations, altered dominant chords, and sophisticated minor key voice-leading demand a strong grasp of advanced harmonic concepts.